Question1: Which of the following uses types and codes rather than ports?
Question2: Jeff, a network technician, is installing a wireless router. Which of the following should Jeff consider to get the BEST signal strength?
Question3: A network administrator is configuring an ACL that blocks all ping traffic from leaving the local network on the router. Which of the following ACLs will work?
Question4: A technician is installing a media converter that connects a newly installed multimode connection to an existing CAT5e infrastructure.
Which of the following media converter types should the technician use?
Question5: A company is selecting a fire suppression system for their new datacenter and wants to minimize the IT system recovery period in the event of a fire.
Which of the following is the best choice for the fire suppression system?
Question6: A supervisor requests that a technician downloads a MIB for a particular server.
Which of the following protocols requires MIBs?
Question7: A network technician has set up a firewall and entered only three rules allowing traffic on ports 21,110, and
25 to secure the network. Users are reporting they cannot access web pages using the URLs.
Which of the following can the technician do to correct the situation?
Question8: A network administrator needs to allow employees to securely upload files to a remote server.
Which of the following should be allowed on the firewall?
Question9: The administrator would like to use the strongest encryption level possible using PSK without utilizing an additional authentication server.
Which of the following encryption types should be implemented?
Question10: When installing a network cable with multiple strands, a technician drags the cable past a sharp edge and exposes the copper conductor on several wires. These exposed wires come into contact with each other forming an electrical connection.
This creates which of the following conditions?
Question11: A technician suspects that the email system is slow due to excessive incoming SPAM.
Which of the following should the technician do according to the troubleshooting methodology?
Question12: Which of the following protocols is used to provide high-level routing decisions between external routers?
Question13: After plugging a cable into a computer, a user reports there is no network access. Which of the following tools would the technician MOST likely check to verify that the cable was crimped correctly?
Question14: A company has implemented a major network upgrade, replacing all the switches and printers. Which of the following is the LAST step in the change management process?
Question15: Which of the following specifications would Sara, an administrator, implement as a network access control?
Question16: The marketing department leverages social media for company promotions. However, the Chief Financial Officer (CFO) is concerned about a loss of productivity due to other employees using the company network to watch online videos and social networking. Which of the following should be implemented?
Question17: Jeff, a business owner, has discovered that several of the nearby businesses have wireless networks. Jeff wants to implement a unique wireless network inside the business. Which of the following should be configured on the wireless access point to reduce interference from the other wireless networks?
Question18: A network administrator need to install a border device on the network that will help ensure FTP commands are not being sent in traffic communicating on port 25.
Which of the following devices will allow for deep packet inspection?
Question19: A network administrator is troubleshooting an issue with unstable wireless connections in a residence hall.
Students on the first and second floors are reporting the hall's SSID is not visible in the evenings. The network administrator has verified the wireless system is operating normally.
Which of the following is the MOST likely cause for the problem reported by students?
Question20: Which of the following ports are MOST commonly used to interactively configure a networking device?
(Select TWO).
Question21: A client has combined the voice-data circuit from a provider and is getting the maximum download and upload speeds of 2.0Mbps.
Which of the following services is being used?
Question22: Which of the following devices exist as either hardware or software to assist in routing traffic? (Select TWO).
Question23: A company has contracted with an outside vendor to perform a service that will provide hardware, software, and procedures in case of a catastrophic failure of the primary datacenter. The Chief Information Officer (CIO) is concerned because this contract does not include a long-term strategy for extended outages. Which of the following should the CIO complete?
Question24: A company suffers an outage due to a bad module in a core switch.
Which of the following is the proper order of troubleshooting?
Question25: Which of the following is a routed protocol that functions at layer 3 of the OSI model?
Question26: Which of the following is a secure way to connect to a device?
Question27: A network administrator is tasked with building a wireless network in a new adjacent building. Wireless clients should not have visibility to one another but should have visibility to the wired users. Users must seamlessly migrate between the two buildings while maintaining a connection to the LAN.
Which of the following is the BEST way to configure the new wireless network in the new building?
Question28: A network technician determines that two dynamically assigned workstations have duplicate IP addresses.
Which of the following commands should the technician use to correct this problem?
Question29: Which of the following BEST describes how a layer 2 switch functions?
Question30: An administrator is setting up a secure wireless network. The administrator decides to support 802.11n and 802.11g with a WPA2 pre-shared key. Users are given the SSID with the pre-shared key, but the administrator has disabled the SSID broadcast and MAC filtering. Some users have reported connection issues. Which of the following would MOST likely resolve the users' connection issues?
Question31: A new firewall was recently installed blocking SMTP traffic. As a result, no one has Internet access. Which of the following has MOST likely occurred?
Question32: A company-wide audit revealed employees are using company laptops and desktops for personal gain. As a result, the company has incorporated the phrase "Company-owned IT assets are to be used to perform authorized company business only' in which of the following documents?
Question33: A network technician is troubleshooting intermittent issues with VoIP call quality. A throughput tester can help assess the functionality of which of the following?
Question34: A technician wants to configure the inbound port of a router to prevent FTP traffic from leaving the LAN.
Which of the following should be placed on the router interface to accomplish this goal?
Question35: A network administrator is assigned an approved change request with a change window of 120 minutes.
After 90 minutes, the change is stuck on step five of a five-step change. The network manager decides to initiate a rollback.
Which of the following describes what the network administrator will do NEXT?
Question36: As part of unified communications services, QoS must be implemented. DSCP and CoS map to which of the following OSI layers? (Select TWO)
Question37: A technician is installing a network firewall and would like to block all WAN to LAN traffic that is using ports other than the default ports for Internet and email connectivity.
Which of the following rules should the technician verify FIRST?
Question38: Please refer to the attached exhibit. Which of the following types of configuration management documentation is represented?
Question39: Which of the following should a technician upgrade to if the existing wireless standard only allows for three non-overlapping channels and more non-overlapping channels are needed?
Question40: Which of the following ports would Zach, a technician, need to open on a firewall to allow SSH on the default port?
Question41: Which of the following can ESD cause when working on network hardware?
Question42: Various hypervisor guests are configured to use different VLANs in the same virtualization environment through which of the following?
Question43: Jeff, a technician, has been asked to add a subnet to the company's LAN. Which of the following interfaces on the router will be modified?
Question44: Matt, an administrator, notices a flood fragmented packet and retransmits from an email server. After disabling the TCP offload setting on the NIC, Matt sees normal traffic with packets flowing in sequence again. Which of the following utilities was he MOST likely using to view this issue?
Question45: A technician receives a report that a user's workstation is experiencing no network connectivity. The technician investigates and notices the patch cable running from the back of the user's VoIP phone is routed directly under the rolling chair and has been smashes flat over time.
Which of the following is the most likely cause of this issue?
Question46: Which of the following wireless standards is capable of ONLY operating on 5.8GHz?
Question47: A VoIP line will MOST likely have which of the following connectors?
Question48: A network engineer has been tasked with designing a network for a new branch office with approximately
50 network devices. This branch office will connect to the other offices via a MAN. Many of the other branch offices use off-the-shelf SOHO equipment. It is a requirement that the routing protocol chosen use the least amount of overhead. Additionally, all computers on the network will be part of a single VLAN. The connection between these computers should produce the highest throughput possible, in the most cost effective manner.
Which of the following devices would be MOST appropriate?
Question49: A network administrator is following best practices to implement firewalls, patch management and policies on the network.
Which of the following should be performed to verify the security controls in place?
Question50: A network technician is tasked with designing a firewall to improve security for an existing FTP server that is on the company network and is accessible from the internet. The security concern is that the FTP server is compromised it may be used as a platform to attack other company servers.
Which of the following is the BEST way to mitigate this risk?
Question51: Zach, a technician, suspects a duplicate IP address assignment on the network. Which of the following resources can be used to verify this problem?
Question52: Which of the following cables is MOST likely to be terminated into a patch panel?
Question53: Joe, a system administrator, is troubleshooting an issue with remotely accessing a new server on the LAN.
He is using an LMHOST file and the file contains the hostname and IP address of the new server. The server that he cannot remote to is located on the same LAN as another server that he can successfully remote to.
Which of the following output from the command line would BEST resolve the problem?
Question54: A network administrator was told by the Chef Information Officer (CIO) to set up a new office with a network that has redundancy.
Which of the following topologies would the network administrator need to administer?
Question55: When configuring a wireless access point, Zach, a network administrator, needs to determine the MAC address of a local printer. Which of the following commands would be MOST helpful in determining the MAC address?
Question56: Which of the following is a proprietary routing protocol?
Question57: Which of the following standards can operate at both the 2.4GHz and 5GHz frequencies?
Question58: Patches have just need released by a third-party vendor to resolve a major vulnerability. There are over
100 critical devices that need to be updated.
Which of the following actions should be taken to ensure the patch is installed with minimal downtime?
Question59: Zach, a technician, is checking newly installed CAT5e cabling, and suspects that some of the ends were not properly terminated. Which of the following tools will verify this?
Question60: A technician is troubleshooting a newly installed WAP that is sporadically dropping connections to devices on the network.
Which of the following should the technician check FIRST?
Question61: A network technician needs to address bandwidth issues on the wireless network. There are currently four
802.11n access points. The technician would like to increase the bandwidth. Which of the following would be the BEST solution?
Question62: A technician notices that network access is becoming increasingly slow. All of the activity lights, on the only network layer 2 switch, are blinking at steadily increasing rates. Which of the following is the MOST likely cause of the increased traffic?
Question63: Which of the following security threats relies primarily on user deception and misinformation?
Question64: Which of the following is true about tunneling and encryption?
Question65: Which of the following defines an IP address that is NOT routed on the Internet?
Question66: A technician, Joe, visits a site that has reported a network down emergency. He immediately reboots the switches and the router since the network is down. Which of the following network troubleshooting methodology steps should Joe have performed FIRST?
Question67: Which of the following ports does SIP use?
Question68: A security department notices that the ports on a FTP server are experiencing a high rate of traffic, preventing legitimate traffic from reaching the server.
Which of the following would the security department implement to identify and trap new attacks?
Question69: A datacenter recently installed an upgraded HVAC system to resolve constant high-temperature alerts; however, the temperature in the datacenter did not go down. The datacenter manager is concerned that impeded airflow may be causing the issue. Which of the following will MOST likely resolve the high- temperature issues?
Question70: Which of the following is an example of two factor authentication?
Question71: Which of the following IP addresses would be classified as private?
Question72: A user has installed a new wireless printer. The user cannot get to the internet but can print. All other office users can reach the internet, but cannot connect to the new wireless printer. All users are wireless in this area of the office.
The used has MOST likely:
Question73: At which of the following layers of the OSI model do packets exist?
Question74: Which of the following would need to be configured to allow jumbo frames on a network?
Question75: A client needs a cloud solution that allows quick provisioning of additional servers to host custom applications, as well as the installation of server Oss and virtual networking devices. Which of the following is the BEST type of cloud system based on the client's requirements?
Question76: Which of the following devices actively defends the network by detecting threats and shutting down ports or changing configurations to prevent attacks?
Question77: An administrator is upgrading the switches in the server room to support 10Gbps of throughput. The switch will need to take advantage of the existing CAT6a lines that are run to each server.
Which of the following Ethernet standards should be used?
Question78: HOTSPOT
Workstations are unable to access the Internet after a recent power outage. Configure the appropriate devices to ensure ALL workstations have Internet connectivity.
Instructions: All ports can be enabled (green) or disabled (red). When you have completed the simulation please select the Done button.
Hot Area:
Question79: Which of the following ports is the default telnet port?
Question80: A network technician has received a report that workstations are unable to gain access to the network.
During the troubleshooting process, the technician discovers that the switch connecting these workstations has failed.
Which of the following will be the QUICKEST option configure a new switch?
Question81: Tenants access multiple wireless networks in a building. Users report intermittent connectivity. Which of the following is the MOST likely cause of the problem?
Question82: Following the installation of a new SAN switch, users are experiencing latency in application response time. A network engineer installed the switch with a new configuration. Which of the following is MOST likely causing the issue?
Question83: Privilege creep among long-term employees can be mitigated by which of the following procedures?
Question84: A network administrator suspects an employee of using the company's Internet connection to download illegal content. Which of the following can be used to inspect ongoing network traffic?
Question85: A home user reports to a network technician that the Internet is slow. The network administrator discovers that multiple unknown devices are connected to the access point.
Which of the following is the MOST likely cause?
Question86: A new monitoring device is installed in the network that uses ping to determine whether critical network Internet routers are up. After three missing pings, the alarm reports the device is down. The device is now constantly reporting alarms, yet there are no reported Internet problems from users. Which of the following is the MOST likely cause?
Question87: Joe, a technician, terminates ends on a new copper cable for use between two legacy switches. When Joe connects the two switches together using the cable, they fail to establish a connection.
Which of the following is MOST likely the issue?
Question88: Which of the following default services uses TCP/UDP port 88?
Question89: A network engineer arrives at work and discovers that many users are having problems when attempting to connect to the company network shared drives. The network operations center (NOC) technician just completed server upgrades the night before. To which of the following documents should the NOC technician refer to determine what potentially caused the connectivity problem?
Question90: Which of the following allows a technician to gather information about the operating system?
Question91: Two switches are connected using both a CAT6 cable and a CAT5e cable.
Which of the following problems is occurring?
Question92: A technician is concerned about security and is asked to set up a network management protocol.
Which of the following is the best option?
Question93: A network technician is diagnosing a time-out issue generated from an end user's web browser. The web browser issues standard HTTP getand postcommands to interact with the website. Given this information, the technician would like to analyze the entire TCP handshake of the HTTP requests offline.
Which of the following tools would allow the technician to view the handshake?
Question94: An administrator's router with multiple interfaces uses OSPF. When looking at the router's status, it is discovered that one interface is not passing traffic.
Given the information below, which of the following would resolve this issue?
Output:
Fast Ethernet 0 is up, line protocol is down
Int ip address is 10.20.130.5/25
MTU 1500 bytes, BW10000 kbit, DLY 100 usec
Reliability 255/255, Tx load 1/255, Rx load 1/255
Encapsulation ospf, loopback not set
Keep alive 10
Full duplex, 100Mb/s, 100 Base Tx/Fx
Received 1052993 broadcasts
0 input errors
0 packets output, 0 bytes
0 output errors, 0 collisions, 0 resets
Question95: Two office buildings are connected via copper network cabling buried in the ground. During local construction, the second building suffers a permanent network outage.
Which of the following are MOST likely the causes of the outage? (Select two.)
Question96: Which of the following allows a central point to simultaneously address other points without addressing all of them?
Question97: Which of the following occurs when antenna gain is increased on an access point?
Question98: An organization recently installed a firewall on the network. Employees must have access to their work computer from their home computer. In which of the following ways should the firewall be configured?
Question99: A network technician is informed that some clients cannot connect to a critical business application. This application is hosted on a server that resides within the local VLAN. The server has a domain name of Appserver1.CorpXYZ.local. The technician notices some client machines can still connect to the application server, while others in the same office cannot. All of the office computers share similar networking hardware, and connect to the same switch.
The network technician inspects an office computer that cannot establish a connection. The technician simultaneously runs a protocol analyzer on this office computer, and then attempts to ping the address Appserver.CorpXYZ.local. The technician receives a reply to the ping, but a connection to the business application still cannot be established. The following output is observed in the protocol analyzer:
Based on this output, which of the following is the MOST likely cause of the connectivity issues?
Question100: Which of the following uses port 53 by default?
Question101: Which of the following diagnostic commands relies on proper forwarding of ICMP ECHO packets?
Question102: Which of the following anti-malware solutions should be implemented to deter attackers from loading custom files onto a distributed target platform?
Question103: A new network administrator is hired to replace a consultant that has been keeping the network running for several months. After a month, the network administrator is having network issues. The problems are easily resolved and appear to be changes in the server settings. The log files on the servers do not contain any error or messages related to the issues.
Which of the following is a possible cause of the issues?
Question104: A technician is designing a small business network with a single router, one distribution switch, and three access switches. The company wants to install a packet-sniffing workstation to monitor all outbound network traffic. Which of the following is the BEST way to accomplish this?
Question105: An administrator has received a recommendation against deploying WEP as a wireless encryption protection scheme. Which of the following is MOST likely the reason?
Question106: A home user reports that a speed test website shows the following information:
Download speed: 33.3Mbps
Upload speed: 10.2Mbps
Which of the following is the correct interpretation of these results?
Question107: The software in a virtualized environment that controls resource allocation and allows multiple operating system guests to run on the same physical platform is known as the:
Question108: Which of the following will prevent switching loops by selectively shutting down switch ports?
Question109: Which of the following provides the use of a secure tunnel for telecommuting without manually installing and configuring encryption software?
Question110: A small office home office (SOHO) customer is going to be replacing their switch. The customer also wants to add a WAP in a dropped ceiling; however, there are no power outlets above the drop ceiling, but there is a CAT5e network jack. Which of the following technologies should the new switch have to allow this WAP to be placed where the customer requests, without any other major changes to the environment?
Question111: An employee of a highly secure company needs to use facial recognition in addition to username/ password to successfully establish a VPN.
Which of the following describes this methodology?
Question112: A penetration tester has been tasked with reconnaissance to determine which ports are open on the network. Which of the following tasks should be done FIRST? (Select TWO).
Question113: Which of the following would Kim, a technician, do to monitor remote traffic through an access point?
Question114: Zach, a network technician, is configuring several switches to be managed remotely. Which of the following must be configured to connect via SSH to each of those devices, as well as to retrieve various parameters?
Question115: Which of the following describes a design where traffic is shared between multiple network servers to provide greater throughput and reliability?
Question116: All scheduled work on production network equipment should be done during which of the following periods?
Question117: Which of the following transmission methods is used for network utilizing the 802.3 standard?
Question118: Which of the following commands will display the associated IP address of a network adapter in Windows and Linux environments? (Select TWO).
Question119: A network technician responds to a customer reporting that a workstation keeps losing its network connection. The user explains that it occurs randomly and it happens several times throughout the day.
Which of the following troubleshooting methods should the technician perform FIRST?
Question120: A company needs to implement stronger authentication, by adding an authentication factor to their wireless system, which currently only supports WPA with pre-shared keys. The backend authentication system supports EAP and TTLS.
Which of the following should the network administrator implement?
Question121: A user reports slow computer performance. A technician troubleshooting the issue uses a performance monitoring tool and receives the following results:
Avg % Processor Time =10%
Avg Pages/Second = 0
Avg Disk Queue Length = 3
Based on the results, which of the following is causing a bottleneck?
Question122: Jeff, a network engineer, is troubleshooting an issue where clients are not receiving IP addresses from a new, properly configured DHCP server on another subnet. Statically addressed clients can get onto the same network with no issues. Which of the following is causing the issue?
Question123: A network engineer is designing a wireless network that uses multiple access point for complete coverage.
Which of the following channel selections would result in the LEAST amount of interference between each access point?
Question124: A user is getting very weak signals while trying to connect to the wireless. Which of the following should the user do to help with signal strength?
Question125: A network administrator is configuring one distribution and five access switches, which will be installed in a new building.
Which of the following is the BEST physical location for the equipment?
Question126: Which of the following mediums is circuit switched?
Question127: A technician has responded to a security issue with an employee's computer.
Which of the following basic forensic steps should be taken NEXT?
Question128: Which of the following default ports would need to be open on a firewall to allow remote desktop access?
Question129: A technician is being tasked to centralize the management of the switches and segment the switches by broadcast domains. The company is currently all on VLAN1 using a single private IP address range with a
24 bit mask. The supervisor wants VLAN 100 to be the management subnet and all switches to share the VLAN information.
Which of the following options would work BEST to accomplish these requirements?
Question130: A network technician is trying to terminate CAT5 modular jacks. Which of the following tools would be MOST appropriate for this scenario?
Question131: An organization wants to perform maintenance on any of its web servers without affecting the service availability during a scheduled change window. Which of the following network devices would be required to provide this functionality?
Question132: A user is unable to connect to a server in another building. A technician is troubleshooting the issue and determines the following:
1) Client PC 1 has an IP address if 192.168.10.25/25
2) PC 1 can successfully ping its gateway of 192.168.10.1/25 which is an interface of router A
3) Server A is named 'BLDGBFILESRVR01' and has an IP address of 192.168.10.145/25
4) PC 2 with an IP address of 192.168.10.200/25 can successfully ping server A However, when PC 1 pings server A, it receives a destination host unreachable responds. Which of the following is the MOST likely cause?
Question133: After receiving an IP lease from a DHCP server, when will a client first contact the DHCP server again to renew the lease?
Question134: A customer has not been using security on a wireless network and has recently received many attacks through this vector.
Which of the following would be the MOST secure way to harden this wireless network?
Question135: A project lead is reviewing the statement of work for an upcoming project that is focused on identifying potential weaknesses in the organization's internal and external network infrastructure. As part of the project, a team of external contractors will attempt to employ various attacks against the organization. The statement of work specifically addresses the utilization of an automated tool to probe network resources in an attempt to develop logical diagrams indication weaknesses in the infrastructure.
The scope of activity as described in the statement of work is an example of:
Question136: A patch panel was recently installed in a new IDF. The technician was reviewing the ports on the patch panel, and though they looked correct, they were too small to receive patch cables with RJ-45 connectors.
Which of the following types of connectors should be used on this patch panel?
Question137: After an employee connected a switch port of a home router to the wall jack in the office, other employees in the office started losing connectivity.
Which of the following can be implemented on the company switch to prevent loss of connectivity in the future?
Question138: Which of the following utilities would a technician use to determine the location of lost packets on a routed network?
Question139: When using high bandwidth applications over multiple WAN connections, which of the following should be used?
Question140: A network technician wants to baseline traffic flows on a specific network. Which of the following will provide the GREATEST level of detail?
Question141: Which of the following devices should be installed on a network to monitor the presence of and actively defend against attacks?
Question142: Which of the following network devices restricts traffic based on words, signatures, and URLs?
Question143: When troubleshooting a T1 connection, the support representative from the provider instructs a technician to place a special device into the CSU/DSU. Using this device the provider is able to verify that communications are reaching the CSU/DSU.
Which of the following was MOST likely used by the technician?
Question144: A technician needs to use SNMP to manage several legacy devices. The technician wants to ask the vendor for specification that will provide SNMP monitoring of the devices.
Which of the following will allow SNMP monitoring of the devices?
Question145: A technician is setting up a firewall on the network that would show a public IP address out to the Internet and assign private IP addresses to users inside the network. Which of the following processes should be set up?
Question146: A technician has installed an 802.11n network, and most users are able to see speeds of up to 300Mbps.
There are a few users who have an 802.1 1n network card but are unable to get speeds higher that
108Mbps.
Which of the following should the technician perform to fix the issue?
Question147: Which of the following operates at OSI layer 2 to forward traffic based on the MAC address?
Question148: A home office has a dozen devices that need a class based DHCP device to assign addresses. The subnet only has one octet for the host portion of each device.
Which of the following IP addresses would be assigned to the default gateway?
Question149: A technician needs to install a server to authenticate remote users before they have access to corporate network resources when working from home.
Which of the following servers should the technician implement?
Question150: A new OC3 experiencing intermittent connectivity and loss of signal alarms. A network administrator finds all the cables are properly connected. There is excess cable between the patch panel and the network node. The cables were forced into their storage compartments about the rack.
Which of the following is MOST likely cause of the connectivity issue and alarms?
Question151: Which of the following encryption types would MOST likely be used for securing a client-to-server VPN connection?
Question152: Which of the following types of equipment should be used for telecommunications equipment and have an open design?
Question153: Which of the following MUST be kept synchronized in order for Kerberos to work?
Question154: attempting to access a popular website. Which of the following will MOST likely correct the error?
Question155: A technician needs to add new features to existing hardware devices.
Which of the following should be performed to add the new features?
Question156: A firewall technician has received calls stating the network is running slowly. The technician has found the firewall is functioning properly.
Which of the following should the technician review to determine the cause of the slow performance?
Question157: A network technician is connecting three temporary office trailers with a point-to-multipoint microwave radio solution in a wooded area. The microwave radios are up and the network technician can ping devices in all office trailers, however, connectivity is sporadic.
Which of the following is MOST likely the cause of this issue?
Question158: An Amplitude Modulation (AM) radio station may have a detrimental effect on which of the following services?
Question159: A technician needs to ensure green space wireless coverage. The antenna is being installed in the middle of the field.
Which of the following antenna types should be installed to ensure maximum coverage?
Question160: How does a DHCP reservation work?
Question161: Which of the following cables has the MOST twists per inch?
Question162: A common technique used by malicious individuals to perform a man-in-the-middle attack on a wireless network is:
Question163: A company has a large number of employees that need VPN access from home. Which of the following is the BEST solution for deploying and managing the remote access?
Question164: An organization wants to improve its ability to detect infiltration of servers in a DMZ, IPS/IDS solutions are currently located on the edge between DMZ and Untrust, and DMZ and Trust.
Which of the following can increase visibility inside the DMZ?
Question165: Which of the following default ports would need to be disabled to block TFTP traffic?
Question166: Which of the following ports is used to provide secure sessions over the web by default?
Question167: Workers in a company branch office are required to click on an initial web page and agree to have web surfing mentioned.
This is an example of:
Question168: A network administrator updated an Internet server to evaluate some new featured in the current release.
A week after the update, the Internet server vendor warns that the latest release may have introduced a new vulnerability and a patch is in the works.
Which of the following should the network administrator do to BEST migrate this risk?
Question169: An administrator needs to open the default port on the firewall for DNS.
Which of the following is the correct port number the administrator needs to open?
Question170: A network administrator has configured a new 100Mbs WAN circuit, but speed testing shows poor performance when downloading large files. The download initially reaches close to 100Mbps but begins to drop and show spikes in the downloads speeds over time. The administrator checks the router interface and sees the following:
Router01#show interface eth 1/1
GigabitEthernet 1/1 is up, line is up
Hardware is GigabitEthernet, address is 000A.00BB.CC11
Configured speed auto, actual 1Gbit, configured duplex fdx, actual fdx
Member of L2 VLAN 1, port is untagged, port state is forwarding
Which of the following is MOST likely to resolve the issue?
Question171: While monitoring the network, a technician notices that the network traffic to one of the servers is extremely high.
Which of the following should the technician use to verify if this is a concern?
Question172: Keeping an authoritative and timely record of network devices and their settings is a key activity of which of the following?
Question173: A small office has an Internet connection that drops out about two times per week. It often takes until the next day for the vendor to come out and fix the issue.
Which of the following should the office implement to reduce this downtime?
Question174: While installing new network equipment, a network administrator wants to add infrastructure to keep the cables organized in the environment. The administrator also needs cables to be easily removed or added due to the constantly changing environment.
Which of the following will BEST fulfill the requirement?
Question175: Joe, the network manager, is leading a project to deploy a SAN. Joe is working with the vendor support technician to properly set up and configure the SAN on the network. In order to begin SAN I/O optimization, which of the following would Joe need to provide the vendor support technician?
Question176: Which of the following cable types have a rated MAXIMUM bandwidth of 100Mbps?
Question177: There is suspected virus activity on the network. Which of the following would Lisa, a technician, use to study network traffic?
Question178: Which of the following should a first responder perform when arriving at a site to perform a basic forensic investigation?
Question179: Which of the following separates broadcast domains?
Question180: Which of the following residential Internet medias would employ the DOCSIS standard?
Question181: A network architect is designing a highly redundant network with a distance vector routing protocol in order to prevent routing loops, the architect has configured the routers to advertise failed routes with the addition of an infinite metric.
Which of the following methods has the architect chosen?
Question182: Jeff, a customer, has a wireless network and has reported that the network traffic from the wireless access points seems high compared to the limited number of wireless devices used. Jeff believes that other non- employees are using the wireless network to access the Internet. Which of the following could be used to limit the access to the wireless network? (Select TWO).
Question183: Which of the following physical security controls is ONLY a detective control?
Question184: Which of the following subnet masks would allow for 192.168.0.3 and 192.168.0.240 to be in the same subnet?
Question185: Which of the following protocols would Kurt, a technician, use to synchronize local date and time of a client workstation to that of a server?
Question186: An 801.11g wireless access point was configured as follows:
- AP encryption forced to WPA2-AES mode only
- MAC address filtering enabled with the following MAC address in the allow list: 00-ab-29-da-c3-40 Which is true about the above configuration?
Question187: Lisa, an administrator, has set up an 802.11n wireless network. Users with 802.11n laptops have reported that speeds are slow. After testing, Lisa determines that users max out at 802.11g speeds. Which of the following would MOST likely fix this issue?
Question188: A technician has attempted to optimize the network but some segments are still reporting poor performance.
Which of the following issues should the technician look at?
Question189: A technician needs to verify an Ethernet run is functioning properly.
Which of the following tools should be used?
Question190: When choosing a type of storage that integrates with the existing network infrastructure, the storage must be easily configurable to share files and can communicate with all existing clients over TCP/IP. Which of the following is the BEST technology for the network administrator to implement?
Question191: A network technician is responsible for the basic security of the network. Management has asked if there is a way to improve the level of access users have to the company file server. Right now, any employee can upload and download files with basic system credentials.
Which of the following would require additional credentials?
Question192: Which of the following problems is MOST likely to arise when configuring an IPv6 over IPv4 tunnel?
Question193: A network administrator wants to logically separate web function servers on the network.
Which of the following network devices will need to be configured?
Question194: Kurt, a network technician, has configured a new firewall on the network. Users are reporting errors when attempting to access several websites. Kurt attempts to access several popular websites with no errors, however, he does receive an error when attempting to access a bank website. Which of the following rules would BEST allow access to the bank website?
Question195: Which of the following is indicative of an FTP bounce?
Question196: A technician needs to limit the amount of broadcast traffic on a network and allow different segments to communicate with each other. Which of the following options would satisfy these requirements?
Question197: Which of the following is the network topology in which computers connect in a closed circle?
Question198: Joe, a user, contacts the help desk because he is unable to access the company's web portal to access his webmail. The technician is unable to connect remotely to Joe's computer and asks Joe to run the command ARP -a. Joe reports the output is:
No ARP entries found.
Which of the following is the MOST likely cause of the problem?
Question199: Which of the following describes what occurs with the ID of a specified native VLAN when traffic passes over a trunk?
Question200: A network technician has installed and configured a new wireless router. The clients and hosts can ping each other. The WAN is a 10Gbp/s cable connection. The wired clients have fast connections. The wireless clients are slow to ping and browse the Internet.
Which of the following could be the cause of the slow wireless clients?
Question201: A building is equipped with light sensors that turn off the fluorescent lights when natural light is above a certain brightness. Users report experiencing network connection issues only during certain hours. The west side of the building experiences connectivity issues in the morning hours and the east side near the end of the day. At night, the connectivity issues affect the entire building. Which of the following could be the cause of the connectivity issues?
Question202: A company wants to only allow incoming HTTP and HTTPS traffic on their public wireless network. Which of the following port numbers should be the only allowed open ports on the firewall to accomplish this?
(Select TWO).
Question203: A firewall that operates at Layer 7 of the OSI model is known as a(n):
Question204: A network administrator set up a network computer lab and discovered connectivity issues. The administrator is able to ping the fiber uplink interface, but none of the new PCs plugged into the switch respond to ICMP requests.
Which of the following should the administrator perform FIRST?
Question205: Kim, a technician, needs to locate a cable in an unorganized wiring closet. Which of the following tools will help her locate the cable?
Question206: A user has a network device that streams media to the LAN. The device is visible on the network. All PCs on the LAN can ping the device. All firewalls are turned off. The streaming device appears to function properly, but the media will not stream as requested.
Which of the following TCP/IP technologies is not implemented properly?
Question207: Which of the following is a logical host on the network where unauthorized users believe they are on the production network?
Question208: Which of the following ports should be allowed through a firewall to allow DNS resolution to occur to an outside DNS server?
Question209: A new fiber optic cable run has been installed, but users connected through the new cable are immediately reporting latency problems.
Which of the following should the technician check?
Question210: Which of the following network infrastructure implementations would be used to connect two remote sales back to the main campus for all data and voice traffic?
Question211: A network administrator is trouble shooting a connectivity issue on a user's workstation. The technician reviews the following packet capture:
Given the above output, which of the following is the reason why the user is experiencing network connectivity issues?
Question212: A technician is looking at an issue with a computer connecting to the network. The technician determines wire 3 of a UTP Ethernet cable run has a break in it. This computer was previously connected to the switch at 1Gbps throughput. This PC is a kiosk and does not need anything more than 50-60Mbps connection speed.
Which of the following can the technician do to resolve the issue quickly?
Question213: All accounting department users have lost connectivity. A technician verifies users are all connected through IDF3, and then verifies connectivity from IDF3 to the MDF. When physically checking the IDF3 switch, the technician sees all the activity lights on the switch are permanently lit and not flashing. Which of the following troubleshooting steps should the technician do NEXT?
Question214: In order to reduce spam email, Kim, a network administrator, changes the standard SMTP port from which of the following port numbers to port number 587?
Question215: A network technician has just run a new point-to point fiber link between two local routers, however, after the fiber has been plugged in on both ends, the interface will not come up. The technician has double- checked the interface configuration on both routers, both SFPs have been hard looped to confirm they are functioning, connectors on both ends of the links have been cleaned, and there is sufficient optical power.
Which of the following is the cause of the issue?
Question216: Which of the following methods for network performance optimization is used to distribute traffic among similar devices?
Question217: Which of the following protocols is used to encapsulate other network layer protocols such as multicast and IPX over WAN connections?
Question218: A malicious student is blocking mobile devices from connecting to the internet when other students are in the classroom.
Which of the following is the malicious student implementing?
Question219: Jeff, a technician, is charged with setting up network monitoring for critical devices in the network. It is important the information be sent securely to the monitoring station. Which of the following protocols will support secure transmission of the data?
Question220: A junior administrator replaced an old 10/100 switch with a 10/100/1000 switch in the datacenter and migrated all file server connections. Since then, throughput has significantly degraded. A senior network administrator looked at the interfaces and noticed a significant number of collisions and errors. Which of the following is the MOST likely reason for the erratic behavior?
Question221: A network technician has been tasked to provide a local office with wireless Internet access. The network technician had determined the users will need a wireless router that provides a maximum of 54Mbps of bandwidth while operating in the 2.4Ghz band.
Which of the following wireless standards will the network technician deploy?
Question222: A CSU/DSU device will connect which of the following?
Question223: Joe, a network administrator, has installed an SFTP server behind a load-balancing router. He opened port
21 but was unable to establish a connection.
Which of the following ports should he have opened?
Question224: A disgruntled employee executes a man-in-the-middle attack on the company network. Layer 2 traffic destined for the gateway is redirected to the employee's computer.
This type of attack is an example of:
Question225: An administrator is receiving reports from an executive that the executive's wireless access point loses the signal frequently, even though the WAP is on the executive's desk. The office contains four other 802.11n access points. Which of the following would MOST likely correct interference problems in the executive's office?
Question226: A network technician must allow use of HTTP from the internet to an internal resource running HTTP.
This is an example of which of the following?
Question227: Which of the following needs to be configured on a switch to use a packet sniffer?
Question228: Which of the following solutions will detect and disable a rogue access point?
Question229: An offsite backup company involved in an investigation is not recycling outdated tapes.
This is MOST likely due to:
Question230: Lisa, a technician, is asked to not allow FTP traffic on a network. Which of the following ports should be blocked on the firewall to achieve this?
Question231: Which of the following is used to proxy client requests for IP configurations across different network segments?
Question232: Which of the following describes a process that can translate internal network IP addresses to external ones?
Question233: Which of the following is the default subnet mask for a Class B address?
Question234: Which of the following tools would a network technician use to troubleshoot a span of single-mode fiber cable?
Question235: Which of the following WAP security features offers the STRONGEST encryption?
Question236: A network technician replaced a faulty Ethernet cable. The technician replaced one side of the patch in the incorrect part of the patch panel. Within a few minutes, the technician was informed that users were experiencing slow or no Internet connectivity all over the building. A broadcast storm began.
After removing the replacement cable, which of the following should the technician do NEXT?
Question237: Which of the following BEST describes the differences between VLAN hopping and session hijacking?
Question238: Which of the following attacks utilizes a wireless access point which has been made to look as though it belongs to the network in order to eavesdrop on wireless traffic?
Question239: A company would like all HTTP traffic to filter through a proxy server on port 8080. Which of the following port numbers needs to be redirected through the proxy server to accomplish this?
Question240: A technician wants to connect a new wireless router to a main network switch. Which of the following cable types would MOST likely be used to establish this connection?
Question241: HOTSPOT
You have been tasked with testing a CAT5e cable. A summary of the test results can be found on the screen.
Step 1: Select the tool that was used to create the cable test results.
Step 2: Interpret the test results and select the option that explains the results. After you are done with your analysis, click the 'Submit Cable Test Analysis' button.
Hot Area:
Question242: A technician recently fixed a computer with several viruses and spyware programs on it and notices the Internet settings were set to redirect all traffic through an unknown proxy. This type of attack is known as which of the following?
Question243: Which of the following is an example of a signaling protocol used in VoIP telephony?
Question244: A network administrator wishes to ensure there are no unnecessary open communication paths into a server. Using a port scanner, the administrator finds that ports are reports as closed. Which of the following BEST explains this response?
Question245: An organization is required to implement a wireless network. The organization must implement wireless routers compatible with 802.11ac protocol that have maximum possible range.
Which of the following wireless router frequencies is a viable option?
Question246: A technician troubleshooting an area that is having difficulty connecting to a WAP.
After identifying the symptoms, which of the following should the technician do NEXT?
Question247: Which of the following devices can be used to offload outbound web server SSL encryption overhead?
Question248: A company only wants preapproved laptops to be able to connect to a wireless access point.
Which of the following should be configured?
Question249: A home user is configuring a wireless router and must decide which wireless standard to use. The user has many devices that require a lot of bandwidth and must be able to communicate at a far distance from the router.
Which of the following wireless standards will BEST meet the home user's requirements?
Question250: A network engineer is designing a new IDF in an old building. The engineer determines the equipment will fit in a two-post rack, and there is power available for this equipment. Which of the following would be the FIRST issue to remediate?
Question251: A network technician has just received an email regarding a security issue detected on the company's standard web browser.
Which of the following will MOST likely fix the issue?
Question252: A network technician configures a firewall to block only certain IP addresses from accessing the Internet.
All users are reporting that they are unable to access the Internet.
Which of the following is the MOST likely reason?
Question253: A user is unable to open up websites on the Internet from a browser. The administrator determines that the workstation can ping its local gateway, but not the remote web server. At which of the following layers of the OSI model does the problem MOST likely exist?
Question254: A technician needs to test the length of a newly installed cable run because it is believed that it exceeds the maximum specification length. Which of the following tools should be used?
Question255: Which of the following uses certificates as a form of security?
Question256: A company has just installed wireless in their office. In one corner of the office building users are not able to establish a connection. Which of the following can be changed on the AP to help resolve this issue?
Question257: A company is having a new T1 line installed. Which of the following will the connection MOST likely terminate to?
Question258: A network technician needs to install an additional access point to the company's wireless network. The network has two 802.11b access points. Which of the following channels should be used to allow the access point's coverage areas to overlap?
Question259: A network administrator notices that all of the company switches are running at capacity on a given day, which is abnormal according to network baselines taken recently. Which tool would BEST allow the administrator to inspect what type of traffic is on the network?
Question260: A network technician performs several switch commands to enable various advanced features on the switch in the accounting department. During the configuration changes, several users from this department report connectivity issues. Which of the following logs would the network technician need to analyze to troubleshoot the connectivity issues?
Question261: A network technician is selection the best way to protect a branch office from as many different threat from the Internet as possible using a single device.
Which of the following actions would meet the objective?
Question262: A user has no network connectivity. Jeff, the network technician, is unable to locate the CAT5e cable from the user at the IDF. Which of the following tools would be used to assist Jeff in locating the CAT5e cable?
Question263: A technician has punched down only the middle two pins (pins 4 and 5) on an ethernet patch panel.
The technician has cabled this port to be used with which of the following?
Question264: The Transport Layer of the TCP/IP model corresponds to which of the following layers of the OSI model?
Question265: When Jeff, a technician, is troubleshooting a problem, which of the following is the NEXT step after verifying full system functionality?
Question266: A company has just implemented VoIP. Prior to the implementation, all of the switches were upgraded to layer 3 capable in order to more adequately route packages.
This is an example of which of the following network segmentation techniques?
Question267: A technician replaces a customer's router, and is now unable to ping the ISP's gateway. Which of the following should the technician check?
Question268: A technician has replaced the Internet gateway router, and now no users can reach the Internet. The technician can ping the router Ethernet port but not the ISP's router IP address. Which of the following is the MOST likely problem?
Question269: Zach, a network administrator, needs to purchase a new switch to support VoIP phones and wireless access points in a new building. Which of the following features are the MOST important for the new switch to support?
Question270: Which of the following should be used to prioritize specific types of inbound and outbound traffic for the network?
Question271: A username provides which of the following?
Question272: Which of the following is an IPv6 address?
Question273: Jeff, a user, is having a problem with a POTS line. Which of the following tools would Jeff use to make sure the phone lines have a dial tone?
Question274: A new user is reporting connectivity issues. Zach, the network technician, notices that there is no link light on the user's NIC. Which of the following would be used to verify the wiring back to the patch panel?
Question275: Which of the following BEST describes the process of documenting everyone who has physical access or possession of evidence?
Question276: Which of the following is based ENTIRELY on using ICMP packets?
Question277: An administrator needs to install a centrally located firewall that needs to block specific incoming and outgoing IP addresses, without denying legitimate return traffic.
Which of the following firewall types should the administrator install?
Question278: A user is unable to print to a network printer. Which of following is the FIRST step that a technician should take to troubleshoot the issue?
Question279: A company has installed an access point and configured it to broadcast at 802.11n only. Some users are stating that they cannot connect to this access point. Which of the following is the MOST likely reason some users cannot connect?
Question280: Which of the following is used to assign an IP address to a device?
Question281: A network administrator has determined the ingress and egress traffic of a router's interface are not being correctly reported to the monitoring server.
Which of the following can be used to determine if the router interface uses 64b vs 32b counters?
Question282: A network technician has been asked to make the connections necessary to add video transported via fiber optics to the LAN within a building.
Which of the following is the MOST common connector that will be used on the switch to connect the media converter?
Question283: A technician is troubleshooting a problem with a network printer. The technician thinks the network printer is out of paper and ink. Which of the following should the technician do NEXT?
Question284: A system administrator wants to verify external IP addresses are unable to collect software versioning from servers on the network.
Which of the following should system administrator do to confirm the network is protected?
Question285: During a business trip a user connects to the hotel's wireless to send emails to customers. The user notices the next day that emails have been sent from the user's account without consent.
Which of the following protocols was used to compromise the user's email password utilizing a network sniffer?
Question286: An attack where the potential intruder tricks a user into providing sensitive information is known as which of the following?
Question287: Which of the following would Sandy, a technician, find in a network map?
Question288: A company has separate subnets for each floor. A technician has moved a device from one floor to another and manually configured only the static IP address. The device can reach other devices on the floor in the same subnet, but it cannot reach devices on other floors.
Which of the following should be configured to allow this device to work?
Question289: A unified communication system has a requirement to eliminate POTS-dependent equipment. Which of the following MUST be specifically addressed in the proposed solution?
Question290: A technician is tasked with troubleshooting a network's slowness. While troubleshooting, the technician is unable to ping any external websites. Users report they are able to access the sites using the web browsers.
Which of the following is the MOST likely cause?
Question291: Jeff, an administrator, has just finished installing a new switch and connected two servers with IPs of
192.168.105.20 and .30. The servers are able to communicate with each other, but are unable to reach the Internet. Jeff sees the following information in the switch configuration:
interface VLAN 105
IP address 192.168.105.5 255.255.255.0
Jeff is able to ping the router at 192.168.105.1 from the switch. Which of the following is the MOST likely cause of the problem?
Question292: A network technician is configuring a wireless network. To avoid interference from other wireless networks in the area, the technician should change which setting?
Question293: A company utilizes a patching server to regularly update their PC's. After the latest round of patching all of the older PCs with non-gigabit Ethernet cards become disconnected from the network and now require a technician to fix the issue locally at each PC.
Which of the following should be done to prevent this issue in the future?
Question294: Which of the following routing protocols relies on hop count as its ONLY metric?
Question295: Lisa, a technician, is tasked to monitor various analog POTS lines for voice activity. Which of the following hardware tools would be used?
Question296: An engineer is reviewing network logs on a management switch and discovers that, compared to previous reports, a large amount of traffic is coming from a particular node. Upon further investigation, the engineer determines traffic coming from the port in question is using points that indicate NAT is occurring somewhere downstream from that point. After conferring with another network manager, the team determines a user has added an unauthorized SOHO WLAN router to the network. Among the vulnerabilities that could result from such an action is the possibility of the user inadvertently connecting the LAN interface of the SOHO router into the LAN port coming from the corporate network.
This configuration would MOST likely result in which of the following scenarios?
Question297: Which of the following protocols is used to transmit outgoing email?
Question298: After an upgrade of network equipment and applications, users are no longer able to access the Internet.
Internal resources, such as file servers and databases, are accessible to the users. Which of the following is the MOST likely cause?
Question299: A network technician is troubleshooting connectivity problems between switches but suspects the ports are not properly labeled.
Which of the following options will help to quickly identify the switches connected to each port?
Question300: A technician is called to investigate a connectivity issue to a remote office that is connected by fiber optic cable. Using a light meter, it is determined that the Db loss is excessive. The installation has been working for several years. The switch was recently moved to the other side of the room and a new patch cord installed.
Which of the following is MOST likely the cause of the issue?
Question301: The software that allows a machine to run multiple operating systems at once is called the:
Question302: A software company is meeting with a car manufactures to finalize discussions. In the signed document, the software company will provide the latest versions of its mapping application suite for the car manufacturer's next generation of cars. In return, the car manufacturer will provide three specific vehicle analytics to the software company to enhance the software company's mapping application suite. The software company can offer its enhanced mapping application to other car manufacturer but must pay the car manufacturer a royalty.
Which of the following BEST describes this document?
Question303: An analyst is investigating a cyber-incident involving a laptop on the corporate network. The analyst secures the area, documents the scene, and collects and logs evidence. Throughout this process, the analyst documents all individuals who had access to the laptop and the evidence gathered. Which of the following is the analyst attempting to maintain?
Question304: Which of the following defines when Pete, an attacker, attempts to monitor wireless traffic in order to perform malicious activities?
Question305: Several users at an adjacent office building report connectivity issues after a new building was built in between the two offices. The network technician has determined the adjacent office building is connected to the main office building via an 802.11ac bridge. The network technician logs into the AP and confirms the SSID, encryption and channels are all correct.
Which of the following is MOST likely the cause of this issue?
Question306: A network technician cannot connect to a remote RDP host. The application issues the message Cannot reach remotehost.companyABC.com.
The technician then attempts to ping the DNS address, and the following information is displayed:
At which if the following layers of the OSI model does the issue exist?
Question307: A systems administrator is requesting a single 10Gb copper link from the datacenter switch to a new application server. The network administrator is unable to fulfill this request, as the datacenter switch is an older 10/100/1000 switch. Which of the following technologies should the network administrator implement?
Question308: Which of the following MUST be used when securing a VoIP network consisting of private IP addresses?
Question309: Zach, a technician, wants to test a laptop's NIC for functionality but has no other networking equipment to attach it to.
Which of the following would allow him to test basic functionality of the NIC?
Question310: A computer on VLAN 10 with the IP address of 192.168.1.45/27 cannot ping a computer on VLAN 20 with the IP address of 192.168.1.65/27. Which configuration change will allow the PING to be successful?
Question311: Which of the following is the MOST economical way for Sandy, a technician, to implement 10- Gigabit Ethernet at a datacenter?
Question312: Exploiting a weakness in a user's wireless headset to compromise the mobile device is known as which of the following?
Question313: An administrator notices an abnormally high level of network traffic from a server. Upon logging into the server, the administrator runs the following command:
Which of the following should the administrator use to correlate the active connection with the running service?
Question314: A user receives a new computer and now is unable to connect to a database using ODBC. Other users on the network are able to connect successfully. A technician is able to successfully ping the database server but still is unable to connect.
Which of the following is the issue?
Question315: A secondary datacenter in a remote location is used by a company. The cable management and power management are handled by the datacenter staff. The building security is also handled by the datacenter staff with little oversight.
Which of the following should the network administrator do to adhere to best practices?
Question316: A network administrator wants to implement a centralized monitoring solution that utilizes push alerts sent from the client to a server.
Which of the following types of monitoring should be put in place?
Question317: The presence of a Media Access Unit (MAU) is indicative of which of the following network types?
Question318: Which of the following is true about an IP address if the first bit is a one and the second bit is a zero?
Question319: A campus needs to provide wireless connectivity in a cafeteria with a minimal number of WAPs.
Which of the following antenna types will provide the BEST coverage?
Question320: A network technician configures a firewall's ACL to allow outgoing traffic for several popular services such as email and web browsing. However, after the firewall's deployment, users are still unable to retrieve their emails. Which of the following would BEST resolve this issue?
Question321: Which of the following protocols is considered a hybrid routing protocol?
Question322: An analog POTS voice line is no longer working and Kim, the technician, is tasked to verify if a dial tone is present at the IDF. Which of the following tools would be used?
Question323: Which of the following connector types would Sandy, a network technician, use to connect a serial cable?
Question324: Datacenter operations are under scrutiny. The largest cost is electrical, likely due to continual fan and AC functioning associated with aging server equipment. Which of the following tools should the network team install to monitor the costs related to in-house datacenter operations?
Question325: company wants the public to be able to connect to the wireless network with minimal security, but not be able to connect to the private internal network. Which of the following firewall rules would BEST accomplish this?
Question326: When network administrators observe an increased amount of web traffic without an increased number of financial transactions, the company is MOST likely experiencing which of the following attacks?
Question327: All users have lost Internet connectivity but can still reach internal applications. The technician can ping the router. A faulty T1 connection has been ruled out by the LEC. Which of the following should the technician do to resolve this issue?
Question328: A technician is installing new PCs on the network. After installing the latest patches and OS updates, a user is receiving an "unsupported version" error message when accessing a web-based application.
Which of the following should the technician perform to fix this issue?
Question329: Which of the following is BEST used to perform a one-time temporary posture assessment in a NAC environment?
Question330: 169.254.0.100 is an IP address which would MOST likely come from which of the following?
Question331: A network manager wants a monthly report of the security posture of all the assets on the network (e.g.
workstations, servers, routers, switches, firewalls). The report should include any feature of a system or appliance that is missing a security patch, OS update, etc. and the severity of risk that is associated with the missing update or patch.
Which of the following solutions would work BEST to present this data?
Question332: A network technician was in the process of configuring a network device. After restarting the device, it was unresponsive. Additionally, a hard reset did not restore the device to factory defaults, and it did not display any output. Which of the following was the technician MOST likely performing?
Question333: When setting up a new network monitoring utility, a technician finds that some devices are not reporting correctly.
Which of the following would MOST likely be required to correct the issue with an SNMP enabled monitoring utility?
Question334: A project manager is tasked with the planning of a new network installation for a client. The client wants to ensure that everything discussed in the meetings will be installed and configured when a network engineer arrives onsite.
Which of the following should the project manager provide the client?
Question335: A client requests that the network technician install additional hardware into multiple racks. Device placement has been properly mapped out within the racks to allow for suitable air flow. Additionally, the power has been balanced between the racks to allow for the additional equipment.
Which of the following should the technician employ to follow best practices after installation of the equipment?
Question336: A user is unable to log into the network successfully.
Which of the following are steps of the troubleshooting methodology used to identify the problem?
Question337: A client's computer is receiving an IP address conflict error message. All computers are configured with static IP addresses, but no one else is reporting an issue. The IT department is unaware of any newly added devices on the network. Which of the following should be the NEXT step to identify the device causing the conflict?
Question338: A network engineer is designing a network for a new branch office. Computers in multiple VLANs will be required to connect to a local SAN. The interconnection between the VLANs and the SAN requires the best possible performance and the lowest possible latency. Additionally, there will be multiple wireless devices in the branch offices. Management has requested that wireless access be optimized for range and availability. Which of the following equipment options should the engineer provision to satisfy these requirements?
Question339: A network technician wants to allow HTTP traffic through a stateless firewall. The company uses the
192.168.0.0/24 network.
Which of the following ACL should the technician configure? (Select TWO)
Question340: A network administrator received the following email from a user:
From: [email protected]
To: [email protected]
Subject: Free smart phone
Dear, user, please click the following link to get your free smart phone
http://www.freesmartphone.it:8080/survey.php
Which of of the following should the administrator do to prevent all employees from accessing the link in the above email, while still allowing Internet access to the freesmartphone.it domain?
Question341: When a switch has multiple paths to reach the root bridge, into which of the following states is the port with the LEAST desirable path placed by the spanning tree protocol?
Question342: The networking concept of split horizon is designed to prevent which of the following?
Question343: Which of the following describes a DNS server?
Question344: Ann, an employee, has properly connected her personal wireless router to a network jack in her office. The router is unable to get a DHCP address though her corporate laptop can get a DHCP address when connected to the same jack. Ann checks the router configuration to ensure it is configured to obtain a DCHP address.
Which of the following is the MOST likely reason why the router is not receiving a DHCP address?
Question345: A technician uses a cable tester to verify the pinout in an Ethernet cable. After testing each pin, the technician records the following output:
Based on this information, which of the following identification describes this cable?
Question346: A user snapped the retention tab off of a network cable. Which of the following tools would Jeff, a technician, use to replace the RJ-45 connector?
Question347: Kim, a network technician, is installing an 802.11n network. Which of the following should Kim enable to ensure that the network only allows 802.11n clients?
Question348: A technician installs a new WAP and users in the area begin to report poor performance. The technician uses a ping and 3 of 5 packets respond. Testing from a wired connection shows 5 of 5 packets respond.
Which of the following tools should be used to discover the cause of the poor performance?
Question349: A network topology in which all nodes have point to point connections to all other nodes is known as which of the following?
Question350: Which of the following protocols uses port 3389?
Question351: Host1's application generates a payload of 2500B of data and sends to Host2.
When the application on Host2 receives the payload it will be:
Question352: An outside technician notices that a SOHO employee who is logged into the company VPN has an unexpected source IP address.
Which of the following is the employee MOST likely using?
Question353: Which of the following is the BEST way to mitigate security threats on a network?
Question354: The BEST way to secure the most vulnerable attack vector for a network is to:
Question355: A technician installs three new switches to a company's infrastructure. The network technician notices that all the switch port lights on the front of each switch flashes rapidly when powered on and connected.
Additionally, there are rapid flashing amber lights on the switches when they started up the next day.
Which of the following describes what is occurring with the switches?
Question356: Ann, a network administrator, is in the process of cleaning network switches for resale. Ann splashes the cleaning agent in her eye and needs to know the procedure of cleansing her eye.
To which of the following should Ann refer?
Question357: Which of the following protocols are used for accessing a command line terminal session for management purposes? (Select TWO).
Question358: Which of the following are network topologies? (Select TWO).
Question359: A technician configures a firewall in the following manner in order to allow HTTP traffic Source IP Zone Dest IP Zone Port Action Any Untrust Any DMZ 80 Allow The organization should upgrade to which of the following technologies to prevent unauthorized traffic from traversing the firewall?
Question360: Lisa, a technician, has configured a new switch that is remotely accessed using SSH. The switch is working properly but cannot be accessed remotely. Which of the following items is MOST likely missing in the configuration?
Question361: Kim, a user, took a laptop on vacation and made changes to the configuration in order to use the device at the hotel. She can reach the Internet, but cannot access any internal network resources.
Which of the following is the MOST likely reason?
Question362: Which of the following protocols would be used to send email to an email server?
Question363: Joe, and administrator, is setting up three more switches in the test lab and is configuring the switches. He is verifying the connectivity but when he pings one of the switches he receives "Destination Unreachable".
Which of the following issues could this be?
Question364: DRAG DROP
Wireless network users recently began experiencing speed and performance issues after access point 2 (AP2) was replaced due to faulty hardware. The original network was installed according to a consultant's specifications and has always worked without a problem.
You a network technician, have been tasked with evaluating the situation and resolving the issues to improve both performance and connectivity. Refer to the following exhibits and perform any necessary changes to the wireless and wired infrastructure by adjusting devices. Note: Adjust the LEAST number of devices needed to fix the issue.
Select and Place:
Question365: Which of the following will allow multiple frequencies to be combined?
Question366: A guest network segment typically exists to:
Question367: There is a network looping problem after installing some switches. The switch vendor suggested the use of
802.1d.
Which of the following is the MOST probable reason the vendor made this suggestion?
Question368: A small town is attempting to attract tourists who visit larger nearby cities. A network engineer is asked to implement encompassing the five-block town center and nearby businesses. The inclusion of smartphones and portable devices is crucial to the plan. Which of the following is the network engineer being asked to implement?
Question369: Which of the following should be implemented in a networked environment carrying teleconferencing packets?
Question370: An organization recently installed a firewall on the network. Employees must be able to send and receive email from a POP3 server. In which of the following ways should the firewall be configured? (Select TWO).
Question371: Zach, a technician, is installing an 802.11n network. Which of the following should he disable to stop broadcasting the network name?
Question372: A NAC service has discovered a virus on a client laptop.
In which of the following locations would the NAC service place the laptop?
Question373: A single PRI can deliver multiple voice calls simultaneously using which of the following Layer 1 technologies?
Question374: Which of the following DNS records would allow for a website to have more than one FQDN?
Question375: A DSL modem connects to the provider's network using which of the following authentication techniques?
Question376: Which of the following solutions is the MOST useful in helping a business verify that its firewalls have been properly patched?
Question377: Which of the following provides the MOST protection against zero day attacks via email attachments?
Question378: After upgrading a fiber link from 1Gbps, a network technician ran a speed test of the link. The test shows the link is not operating at full speed and connectivity is intermittent. The two buildings are 1.476ft (450m) apart and are connected using CM4 fiber and 10G SR SFPs. The fiber runs through the electrical and boiler rooms of each building.
Which of the following is the MOST likely reason for the connectivity issue?
Question379: Which of the following is a purpose of a VLAN?
Question380: Which of the following is the BEST way to prevent various types of security threats throughout the network on a routine basis?
Question381: Ann, a technician, connects a pair of switches using redundant links. When she checks the status of the links, one of them is not active, even when she changes ports.
Which of the following MOST likely disabled the redundant connection to the other switch?
Question382: Which of the following technologies allows more than two transceivers with an access point?
Question383: Which of the following is an invalid MAC address?
Question384: A SOHO with ten Wi-Fi equipped laptops needs a new network installed. Which of the following items would be used to setup the office using a new DSL line? (Select TWO).
Question385: A network administrator is troubleshooting an issue with a newly installed web server. The web server is available to internal users but unavailable to Internet users. The server's network configuration is shown below:
Which of the following is the MOST likely reason why the server is unavailable from the Internet?
Question386: Which of the following layers of the OSI model is between the Data Link and Transport layers?
Question387: When querying a DNS server for an AAAA record, which of the following is an appropriate response?
Question388: A network technician has been tasked with connecting three 802.11a clients to an 802.11g access point that is configured for WEP and is within a (9m) line of sight from the client. The clients are unable to associate with the access point.
Which of the following is MOST likely the cause of this issue?
Question389: Which of the following Ethernet features will allow increased FCoE network throughput as long as all network devices recognize its specific size?
Question390: A pest control contractor attempts to gain access to the datacenter; however, the manager on duty notes that a pest control inspection was not on the schedule. Which of the following attacks is in progress?
Question391: A user reports slow performance. A technician troubleshooting the issue users a performance monitoring tool and receives the following results:
Avg. % Processor Time = 15%
Avg. Pages/Second = 5
Avg. Disk Queue Length = 1
Based on these results, which of the following is causing a bottleneck?
Question392: A workstation on the network is configured as follows. A user reports that they are unable to print to a device located on a different subnet. Which of the following is the MOST likely problem?
IP address: 172.16.204.12
Subnet Mask: 255.255.0.0
Default Gateway: 172.15.204.254
DNS address: 172.16.204.1
Broadcast address: 172.16.255.255
Question393: OFDM, QAM and QPSK are all examples of which of the following wireless technologies?
Question394: A technician is in a large room that contains a large amount of industrial equipment. The technician would like to record the usable bandwidth between devices in a wireless network and the access point.
Which of the following should the technician document?
Question395: A network administrator would like to collect information from several networking devices using SNMP.
Which of the following SNMP options should the network administrator use to ensure the data transferred is confidential?
Question396: A technician is setting up a public guest network for visitors to access the Internet that must be separate from the corporate network. Which of the following are the BEST steps for the technician to take with minimum overhead configuration? (Select TWO).
Question397: Which of the following is characterized by an attacker attempting to map out an organization's staff hierarchy in order to send targeted emails?
Question398: A customer wishes to network several computers throughout a large warehouse containing numerous metal shelves and concrete walls. The computers are at least 175 meters (574 feet) apart. Which of the following media types should be recommended for the customer using only a single switch?
Question399: A network technician is installing a simple SOHO router with wireless functionality. Which of the following wireless encryption standards would be BEST suited for the HIGHEST level of security?
Question400: Which of the following is used to provide hot standby capabilities using paired routers?
Question401: Which of the following technologies is required to allow all ports of a single private IP to be publically accessible via a single public IP?
Question402: In a network that requires multilayer switches to use authentication via RADIUS/TACACS+, which of the following access control models will the switches need to utilize?
Question403: A technician is troubleshooting a desktop connectivity issue. The technician believes a static ARP may be causing the problem.
Which of the following should the technician do NEXT according to the network troubleshooting methodology?
Question404: A national cable company providing TV, telephone, and Internet service to home users over its IP network, has been tracking a large increase of network bandwidth due to P2P file sharing. Which of the following should the company deploy to ensure excellent TV and telephone service?
Question405: An organization is upgrading the operating system on several servers and wants to keep legacy input devices.
Which of the following needs to be verified before the upgrade to ensure the input devices will be supported after the upgrade?
Question406: A customer is attempting to download a file from a remote FTP server, but receives an error that a connection cannot be opened.
Which of the following should be one FIRST to resolve the problem?
Question407: Which of the following protocols is used to send mail to another server on the Internet?
Question408: Zach, a network technician, is unable to remotely manage or ping certain layer 2 switches. To manage those devices remotely, which of the following will MOST likely need to be configured?
Question409: A company has decided to upgrade its legacy phone system to VoIP. The new phones will download the configurations from a TFTP server each time they boot up.
Which of the following firewall ports must be opened to ensure the phones can communicate with the server?
Question410: Which of the following is the number of bits there are in 1024 bytes?
Question411: Which of the following media types can carry a standard Ethernet signal for network connectivity?
Question412: A technician has terminated a cable on the datacenter with an RJ-11 connector.
Which of the following applications is MOST likely being used?
Question413: Lisa, a network technician, needs to introduce a few more cables to the existing patch panel.
Which of the following tools would she use?
Question414: A user wants a SOHO network to be protected from unauthorized users hacking their network. Which of the following should be implemented to aide in this matter?
Question415: A network technician is creating a network that uses Ethernet over a physical bus topology. RG-58 is required for cabling. Which of the following standards would the networking equipment need to support?
Question416: A technician discovers that a malware infection has damaged part of the Windows TCP/IP stack. Which of the following commands can help repair the damage?
Question417: A network technician needs to implement an Ethernet network in a factory environment. Existing shielded twisted pair wiring does not provide enough protection from the interference of the factory equipment.
Which of the following copper wired Ethernet networks should be used?
Question418: An administrator would like to test out an open source based phone system prior to making an investment in hardware and phones.
Which of the following should the administrator do to BEST test the software?
Question419: A company is setting up a brand new datacenter and would like to keep the cabling infrastructure out of sight but still accessible to the network administrators. Infrastructure cost is not an issue.
Which of the following should be installed to meet the requirements?
Question420: A network administrator is configuring a VLAN across multiple switches. The administrator wants to configure the VLAN once and have that configuration propagate to all of the switches in the network.
Which of the following should the administrator do?
Question421: A network administrator is setting up a web server that will host a web application. Which of the following ports must be open to provide for secured and unsecured access to that front end? (Select TWO).
Question422: Which of the following has a maximum transfer rate of 54Mbps and operates at the 5GHz frequency?
Question423: A network technician wants to create a network where consultants can go to access the Internet without disrupting the intranet of the office.
Which of the following should be created?
Question424: Which of the following could be used to stop unknown threats?
Question425: A network technician needs to connect two switches. The technician needs a link between them which is capable of handling 10gb.
Which of the following media would be optimal for this application?
Question426: Kim, the client, has requested a cost-effective network solution to accommodate the ability to reconfigure the office space as needed. Which networking solution would provide the BEST solution?
Question427: Which of the following infrastructure implementations is used to connect various circuits between remote locations?
Question428: After moving to an adjacent cubicle, a user is reporting that the VoIP phone is randomly rebooting. When the technician relocates the equipment back to the previous space, the phone functions properly. No other stations are being affected.
Which of the following is the MOST likely cause?
Question429: Which of the following uses eight groups of characters for addressing?
Question430: A network engineer is designing a campus-wide wireless network. Wireless access points will be distributed across the campus for maximum availability. The network is to be designed to handle a large number of roaming wireless devices.
Which of the following features should the engineer use in order to dynamically limit the number of devices in each broadcast domain?
Question431: Which of the following functions would be used to securely monitor and actively manage external connections?
Question432: Two WAPs are positioned with overlapping coverage, but seamless roaming across them is not working.
Which of the following should be checked?
Question433: Joe, a home user, would like to share music throughout the computers in his house using a USB drive connected to a router he purchased a year ago. The manufacturer states that the router is capable of recognizing 4 TB, however, Joe is unable to get his 3TB drive to show up on the network.
Which of the following should Joe perform in order to resolve this issue?
Question434: Which of the following DNS records allows for reverse lookup of a domain?
Question435: Which of the following physical devices provides the BEST security to a datacenter?
Question436: Which of the following ports does DHCP use? (Select TWO).
Question437: Which of the following network topologies allows only communication to take place from one node at a time by passing a token around the network?
Question438: Lisa, a user, reports increased delays and timeouts when trying to reach several Internet sites. Which of the following would MOST likely be used when investigating the problem at Lisa's workstation?
Question439: A Windows server has a problem after booting up. Kim, a technician, should immediately check the:
Question440: Something you have, something you are, and something you know are the three tenets of:
Question441: Which of the following access controls enforces permissions based on data labeling at specific levels?
Question442: No link lights on a switch's SFP are functioning, so the network technician re-terminates the end. After testing the cable, the tester is showing a db loss of-9. Which of the following types of cable is MOST likely being tested?
Question443: A network technician is installing a router in a 42U two-post rack. The technician is responsible for ensuring the ISP hand-off device takes the top position and the router takes the next position. Both devices take up approximately 2Us each. In which of the following "U" positions will the router MOST likely be located on the two-post rack?
Question444: A network administrator is comparing several different wireless technologies. To calculate the effective maximum file transfer rate instead of the theoretical, which of the following should be measured?
Question445: When configuring a WAP for a SOHO, which parameter will BEST limit access to the office area?
Question446: A client is concerned with theft of equipment from the datacenter.
Which of the following would provide the highest level of physical security for the client?
Question447: An administrator is replacing an existing WAP because the customer is reporting that the connection speeds are too slow. Which of the following should be installed?
Question448: A user is experiencing issues with home WiFi cutting out sporadically on a work laptop. The user has tried replacing the WiFi access point but is still experiencing issues even when sitting next to the access point.
Which of the following is the NEXT step the user should take to resolve the issues?
Question449: Which of the following protocols is used to securely connect to a multi-layer switch?
Question450: A network technician receives a call from a user stating that a newly installed fiber link connecting two office buildings will not come up. The fiber installer is onsite and has certified the fiber link meets the user's requirements. The network technician arrives onsite, consoles into the switches, and confirms the switch configuration is correct. The network technician then performs a physical inspection of both the fiber patch cabling and transceivers, and confirms they are correctly matched. Which of the following MOST likely the cause of this issue?
Question451: Which of the following cables will MOST likely be used to connect to a satellite dish?
Question452: Lisa, a network administrator, needs to allow all websites to be accessible by the sales team for business purposes. Which of the following ports need to be enabled on the firewall? (Select TWO).
Question453: A facility would like to verify each individual's identity prior to allowing access to the datacenter.
Additionally, the facility would like to ensure that users do not tailgate behind other users.
Which of the following would BEST meet these goals?
Question454: Kim, a technician, is configuring an 802.11n access point. Other WAPs on the network use 802.11b. Which of the following will Kim have to setup to make sure these WAPs will be able to communicate?
Question455: A network's design includes gateways connecting an assembly-line network. The assembly-line network users specialized cabling and interfaces to allow the assembly-line robots to communicate with one another.
The IP is connecting the technician workstations with which of the following network types?
Question456: Zach, a technician, needs to terminate a CAT5e Ethernet cable to a 110 block.
Which of the following tools should he use?
Question457: A network technician has received reports of an Internet-based application that has stopped functioning.
Employees reported that after updating the Internet browsers, the application began to fail. Many users rolled back the update, but this did not correct problem.
Which of the following should the company do to reduce this type of action from affecting the network?
Question458: When a criminal or government investigation is underway, which of the following describes the identification, recovery or exchange of electronic information relevant to that investigation?
Question459: A SOHO office recently installed a wireless network for employees to use during lunch breaks. As such, the access point was placed in the kitchen area by the microwave. Employees have been reporting intermittent connectivity when using the wireless network. Which of the following would BEST improve connectivity?
Question460: An administrator hosts all of the company's virtual servers internally. In the event of total server failure, the server images can be restored on a cloud provider and accessed through the VPN.
Which of the following cloud services is the administrator using?
Question461: Kim, a network administrator, is seeing workstations in building C authenticate to the building A wireless access point. Which of the following would resolve this issue?
Question462: A technician has completed a survey of a wireless network and documented signal strengths.
This document is known as which of the following?
Question463: Which of the following communication modes has the LOWEST overhead necessary to support streaming protocols such as RTP?
Question464: Use of group accounts should be minimized to ensure which of the following?
Question465: Which of the following technologies could be implemented to improve call clarity when using VoIP technology?
Question466: During a high availability test of a system, a fiber interruption did not re-route traffic. This is an indication of which of the following routing concepts?
Question467: A user reports difficulties connecting a PC to a wired network. The PC connects to an IP phone, which is working correctly. A network technician verifies other devices successfully connect to the phone. At which of the following layers of the OSI model is the problem MOST likely located?
Question468: Policies, procedures and end-user training are effective ways to mitigate:
Question469: A network technician needs to identify active services that should be disabled on the network.
Which of the following tools would BEST accomplish this?
Question470: A home user is pairing a bluetooth gaming controller with the game console.
Which of the following is implemented between the console and the controller?
Question471: Ann, a network technician is preparing to configure a company's network. She has installed a firewall to allow for an internal DMZ and external network. No hosts on the internal network should be directly accessible by IP address from the internet, but they should be able to communicate with remote networks after receiving a proper IP address.
Which of the following is an addressing scheme that will work in this situation?
Question472: Which of the following devices is used to distribute network traffic equally over multiple links?
Question473: Which of the following protocols utilizes 3DES encryption by default?
Question474: Coverage analysis for a new implementation of 802.11n WLAN involves which of the following? (Select TWO)
Question475: A network technician has downloaded the latest vendor switch O/S, which includes new features and enhancements.
Which of the following should the technician perform FIRST when updating the switches?