EMT Practice Test

1. Question Content...

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Question1: A network engineer is investigating reports of poor network performance. Upon reviewing a device configuration, the engineer finds that duplex settings are mismatched on both ends. Which of the following would be the MOST likely result of this finding?

Question2: Which of the following would be BEST suited for use at the access layer in a three-tier architecture system?

Question3: Which of the following protocols uses Dijkstra's algorithm to calculate the LOWEST cost between routers?

Question4: Which of the following would MOST likely be used to review previous upgrades to a system?

Question5: Which of the following uses the link-state routing algorithm and operates within a single autonomous system?

Question6: Which of the following would be used to enforce and schedule critical updates with supervisory approval and include backup plans in case of failure?

Question7: Which of the following network cables involves bouncing light off of protective cladding?

Question8: A network administrator determines that even when optimal wireless coverage is configured, the network users still report constant disconnections After troubleshooting, the administrator determines that moving from one location to another causes the disconnection Which of the following settings should provide better network stability?

Question9: Two remote offices need to be connected securely over an untrustworthy MAN. Each office needs to access network shares at the other site. Which of the following will BEST provide this functionality?

Question10: Which of the following types of data center architectures will MOST likely be used in a large SDN and can be extended beyond the data center?

Question11: An organization would like to implement a disaster recovery strategy that does not require a facility agreement or idle hardware. Which of the following strategies MOST likely meets the organization's requirements?

Question12: A network administrator received complaints of intermittent network connectivity issues. The administrator investigates and finds that the network design contains potential loop scenarios. Which of the following should the administrator do?

Question13: A network administrator needs to connect two routers in a point-to-point configuration and conserve IP space. Which of the following subnets should the administrator use?

Question14: Which of the following network devices can perform routing between VLANs?

Question15: Which of the following is a cost-effective advantage of a split-tunnel VPN?

Question16: A user reports being unable to access network resources after making some changes in the office. Which of the following should a network technician do FIRST?

Question17: The management team needs to ensure unnecessary modifications to the corporate network are not permitted and version control is maintained. Which of the following documents would BEST support this?

Question18: A user tries to ping 192.168.1.100 from the command prompt on the 192.168.2.101 network but gets the following response: U.U.U.U. Which of the following needs to be configured for these networks to reach each other?

Question19: A company wants to implement a disaster recovery site for non-critical applications, which can tolerate a short period of downtime. Which of the following types of sites should the company implement to achieve this goal?

Question20: To reduce costs and increase mobility, a Chief Technology Officer (CTO) wants to adopt cloud services for the organization and its affiliates. To reduce the impact for users, the CTO wants key services to run from the on-site data center and enterprise services to run in the cloud. Which of the following deployment models is the best choice for the organization?

Question21: A technician is concerned about unauthorized personnel moving assets that are installed in a data center server rack. The technician installs a networked sensor that sends an alert when the server rack door is opened. Which of the following did the technician install?

Question22: An engineer needs to restrict the database servers that are in the same subnet from communicating with each other. The database servers will still need to communicate with the application servers in a different subnet. In some cases, the database servers will be clustered, and the servers will need to communicate with other cluster members. Which of the following technologies will be BEST to use to implement this filtering without creating rules?

Question23: An engineer was asked to update an MX record for an upcoming project. Which of the following server types is MOST likely to be in scope for the project?

Question24: A technician wants to deploy a new wireless network that comprises 30 WAPs installed throughout a three-story office building. All the APs will broadcast the same SSID for client access. Which of the following BEST describes this deployment?

Question25: A bank installed a new smart TV to stream online video services, but the smart TV was not able to connect to the branch Wi-Fi. The next day. a technician was able to connect the TV to the Wi-Fi, but a bank laptop lost network access at the same time. Which of the following is the MOST likely cause?

Question26: A network administrator is setting up a web-based application for a company. The application needs to be continually accessible to all end users.
Which of the following would best ensure this need is fulfilled?

Question27: An IT technician is working on a support ticket regarding an unreachable web-site. The technician has utilized the ping command to the website, but the site is still unreachable. Which of the following tools should the technician use NEXT?

Question28: While using a secure conference call connection over a corporate VPN, a user moves from a cellular connection to a hotel wireless network. Although the wireless connection and the VPN show a connected status, no network connectivity is present. Which of the following is the most likely cause of this issue?

Question29: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question30: A network engineer designed and implemented a new office space with the following characteristics:

One month after the office space was implemented, users began reporting dropped signals when entering another room and overall poor connections to the 5GHz network. 'which of the following should the engineer do to best resolve the issue?

Question31: An application team is deploying a new application. The application team would like the network team to monitor network performance and create alerts if fluctuations in the round-trip time occur for that traffic. Which of the following should the network team monitor to meet this requirement?

Question32: A user is having difficulty with video conferencing and is looking for assistance. Which of the following would BEST improve performance?

Question33: A hacker used a packet sniffer on the network to capture the hardware address of the server. Which of the following types of attacks can the hacker perform now?

Question34: A technician is connecting multiple switches to create a large network for a new office. The switches are unmanaged Layer 2 switches with multiple connections between each pair. The network is experiencing an extreme amount of latency. Which of the following is MOST likely occurring?

Question35: An IT administrator is creating an alias to the primary customer's domain. Which of the following DNS record types does this represent?

Question36: A public, wireless ISP mounts its access points on top of traffic signal poles. Fiber-optic cables are installed from a fiber switch through the ground and up the pole to a fiber-copper media converter, and then connected to the AP. In one location, the switchport is showing sporadic link loss to the attached AP. A similar link loss is not seen at the AP interface. The fiber-optic cable is moved to another unused switchport with a similar result. Which of the following steps should the assigned technician complete NEXT?

Question37: A company is opening a new building on the other side of its campus. The distance from the closest building to the new building is 1,804ft (550m). The company needs to connect the networking equipment in the new building to the Other buildings on the campus without using a repeater. Which Of the following transceivers should the company use?

Question38: Which of the following ports should be used to securely receive mail that is synchronized across multiple devices?

Question39: A network engineer needs to reduce the overhead of file transfers. Which of the following configuration changes would accomplish that goal?

Question40: A company's management team wants to implement NAC on the wired and wireless networks. Which of the following is an authentication component that must be used in this solution?

Question41: During the security audit of a financial firm the Chief Executive Officer (CEO) questions why there are three employees who perform very distinct functions on the server. There is an administrator for creating users another for assigning the users lo groups and a third who is the only administrator to perform file rights assignment Which of the following mitigation techniques is being applied'

Question42: Given the following information:

Which of the following command-line tools would generate this output?

Question43: A store owner would like to have secure wireless access available for both business equipment and patron use. Which of the following features should be configured to allow different wireless access through the same equipment?

Question44: Which of the following is used to track and document various types of known vulnerabilities?

Question45: A customer runs a DNS lookup service and needs a network technician to reconfigure the network to improve performance. The customer wants to ensure that servers are accessed based on whichever one is topographically closest to the destination. If the server does not respond, then the next topographically closest server should respond Which of the following does the technician need to configure to meet the requirements?

Question46: A technician wants to install a WAP in the center of a room that provides service in a radius surrounding a radio. Which of the following antenna types should the AP utilize?

Question47: A technician is configuring a wireless network and needs to ensure users agree to an AUP before connecting. Which of the following should be implemented to achieve this goal?

Question48: Which of the following records can be used to track the number of changes on a DNS zone?

Question49: Which of the following ports is commonly used by VoIP phones?

Question50: Which of the following routing protocols is hierarchal by nature and uses the router ID to control convergence?

Question51: A business is using the local cable company to provide Internet access. Which of the following types of cabling will the cable company MOST likely use from the demarcation point back to the central office?

Question52: A network administrator is preparing new switches that will be deployed to support a network extension project. The lead network engineer has already provided documentation to ensure the switches are set up properly Which of the following did the engineer most likely provide?

Question53: A user is required to log in to a main web application, which then grants the user access to all other programs needed to complete job-related tasks. Which of the following authentication methods does this setup describe?

Question54: Which of the following would be BEST suited for a long cable run with a 40Gbps bandwidth?

Question55: An administrator would like to have two servers at different geographical locations provide fault tolerance and high performance while appearing as one URL to users. Which of the following should the administrator implement?

Question56: The lack of a formal process to grant network permissions to different profiles of employees and contractors is leading to an increasing number of security incidents Non-uniform and overly permissive network accesses are being granted. Which of the following would be the MOST appropriate method to improve the security of the environment?

Question57: At which of the following OSI model layers does a MAC filter list for a wireless infrastructure operate?

Question58: Which of the following is most likely to have the HIGHEST latency while being the most accessible?

Question59: Which of the following network types is composed of computers that can all communicate with one another with equal permissions and allows users to directly share what is on or attached to their computers?

Question60: Which of the following devices would be used to extend the range of a wireless network?

Question61: Which of the following is MOST commonly used to address CVEs on network equipment and/or operating systems?

Question62: A company realizes that only half of its employees work in the office, and the employees who work from home no longer need a computer at the office. Which of the following security measures should the network administrator implement when removing a computer from a cubicle?

Question63: A network administrator is designing a new datacenter in a different region that will need to communicate to the old datacenter with a secure connection. Which of the following access methods would provide the BEST security for this new datacenter?

Question64: A network technician needs to correlate security events to analyze a suspected intrusion. Which of the following should the technician use?

Question65: A company has multiple offices around the world. The computer rooms in some office locations are too warm Dedicated sensors are in each room, but the process of checking each sensor takes a long time. Which of the following options can the company put In place to automate temperature readings with internal resources?

Question66: Which of the following can be used to decrease latency during periods of high utilization of a firewall?

Question67: A network technician has multimode fiber optic cable available in an existing IDF. Which of the following Ethernet standards should the technician use to connect the network switch to the existing fiber?

Question68: A network administrator notices excessive wireless traffic occurring on an access point after normal business hours. The access point is located on an exterior wall. Which of the following should the administrator do to limit wireless access outside the building?

Question69: A network administrator is working to configure a new device to provide Layer 2 connectivity to various endpoints including several WAPs. Which of the following devices will the administrator MOST likely configure?

Question70: During the troubleshooting of an E1 line, the point-to-point link on the core router was accidentally unplugged and left unconnected for several hours. However, the network management team was not notified. Which of the following could have been configured to allow early detection and possible resolution of the issue?

Question71: A network administrator decided to use SLAAC in an extensive IPv6 deployment to alleviate IP address management. The devices were properly connected into the LAN but autoconfiguration of the IP address did not occur as expected. Which of the following should the network administrator verify?

Question72: A network technician was troubleshooting an issue for a user who was being directed to cloned websites that were stealing credentials. The URLs were correct for the websites but an incorrect IP address was revealed when the technician used ping on the user's PC After checking the is setting, the technician found the DNS server address was incorrect Which of the following describes the issue?

Question73: A technician is configuring a static IP address on a new device in a newly created subnet. The work order specifies the following requirements:
* The IP address should use the highest address available in the subnet.
* The default gateway needs to be set to 172.28.85.94.
* The subnet mask needs to be 255.255.255.224.
Which of the following addresses should the engineer apply to the device?

Question74: Users have reported an issue connecting to a server over the network. A workstation was recently added to the network and configured with a shared USB printer. Which of the following is most likely causing the issue?

Question75: Which of the following best describes the purpose of an access control vestibule?

Question76: A technician is installing a high-density wireless network and wants to use an available frequency that supports the maximum number of channels to reduce interference. Which of the following standard 802.11 frequency ranges should the technician look for while reviewing WAP specifications?

Question77: On a network with redundant switches, a network administrator replaced one of the switches but was unable to get a connection with another switch. Which of the following should the administrator chock after successfully testing the cable that was wired for TIA/EIA-568A on both ends?

Question78: A network technician is investigating a trouble ticket for a user who does not have network connectivity. All patch cables between the wall jacks and computers in the building were upgraded over the weekend from Cat 5 to Cat 6. The newly installed cable is crimped with a TIA/EIA 568A on one end and a TIA/EIA 568B on the other end.
Which of the following should the technician do to MOST likely fix the issue?

Question79: A user is tricked into providing log-in credentials to an attacker over the telephone. Which of the following attacks is this an example of?

Question80: A security engineer wants to provide a secure, dedicated, alternate access method into an IT network infrastructure to administer connected devices and IT assets. Which of the following is the engineer most likely to implement?

Question81: An ISP is unable to provide services to a user in a remote area through cable and DSL. Which of the following is the NEXT best solution to provide services without adding external infrastructure?

Question82: A technician is installing a cable modem in a SOHO. Which of the following cable types will the technician MOST likely use to connect a modem to the ISP?

Question83: A company is designing a SAN and would like to use STP as its medium for communication. Which of the following protocols would BEST suit me company's needs?

Question84: A client who shares office space and an IT closet with another company recently reported connectivity issues throughout the network. Multiple third-party vendors regularly perform on-site maintenance in the shared IT closet. Which of the following security techniques would BEST secure the physical networking equipment?

Question85: A false camera is installed outside a building to assist with physical security. Which of the following is the device assisting?

Question86: A technician installed an 8-port switch in a user's office. The user needs to add a second computer in the office, so the technician connects both PCs to the switch and connects the switch to the wall jack. However, the new PC cannot connect to network resources. The technician then observes the following:
* The new computer does not get an IP address on the client's VLAN.
* Both computers have a link light on their NICs.
* The new PC appears to be operating normally except for the network issue.
* The existing computer operates normally.
Which of the following should the technician do NEXT to address the situation?

Question87: A customer calls the help desk to report that users are unable to access any network resources_ The issue started earlier in the day when an employee rearranged the wiring closet A technician goes to the site but does not observe any obvious damage. The statistics output on the switch indicates high CPI-J usage, and all the lights on the switch are blinking rapidly in unison_ Which of the following is the most likely explanation for these symptoms?

Question88: A technician is implementing a new wireless network to serve guests at a local office. The network needs to provide Internet access but disallow associated stations from communicating with each other. Which of the following would BEST accomplish this requirement?

Question89: Which of the following is the most accurate NTP time source that is capable of being accessed across a network connection?

Question90: A network administrator needs to provide evidence to confirm that recent network outages were caused by increased traffic generated by a recently released application. Which of the following actions will BEST support the administrator's response?

Question91: Which of the following is the NEXT step to perform network troubleshooting after identifying an issue?

Question92: A network administrator is configuring a new switch and wants to connect two ports to the core switch to ensure redundancy. Which of the following configurations would meet this requirement?

Question93: A wireless technician is working to upgrade the wireless infrastructure for a company. The company currently uses the 802.11g wireless standard on all access points. The company requires backward compatibility and is requesting the least expensive solution. Which of the following should the technician recommend to the company?

Question94: A technician is writing documentation regarding a company's server farm. The technician needs to confirm the server name for all Linux servers. Which of the following commands should the technician run?

Question95: A security team updated a web server to require https:// in the URL. Although the IP address did not change, users report being unable to reach the site. Which of the following should the security team do to allow users to reach the server again?

Question96: An IT technician successfully connects to the corporate wireless network at a hank. While performing some tests, the technician observes that the physical address of the DHCp server has changed even though the network connection has not been lost. Which of the following would BEST explain this change?

Question97: To find the best subnet mask that meets the requirement of six usable IP addresses, we need to calculate the number of host bits and the number of host addresses for each option. The number of host bits is the number of 0s in the binary representation of the subnet mask, and the number of host addresses is 2^host bits - 2 (the -2 is to exclude the network address and the broadcast address). The option that has the smallest number of host addresses that is greater than or equal to six is the best choice. Here are the calculations for each option:

Question98: A technician monitors a switch interface and notices it is not forwarding frames on a trunked port. However, the cable and interfaces are in working order. Which of the following is MOST likely the cause of the issue?

Question99: A technician is configuring a network switch to be used in a publicly accessible location. Which of the following should the technician configure on the switch to prevent unintended connections?

Question100: An IT director is setting up new disaster and HA policies for a company. Limited downtime is critical to operations. To meet corporate requirements, the director set up two different datacenters across the country that will stay current on data and applications. In the event of an outage, the company can immediately switch from one datacenter to another. Which of the following does this BEST describe?

Question101: An ARP request is broadcasted and sends the following request.
''Who is 192.168.1.200? Tell 192.168.1.55''
At which of the following layers of the OSI model does this request operate?

Question102: Which of the following is the first step to troubleshoot a network issue?

Question103: A network technician crimped a length of IJTP with TIA\ElA-568A on one end and TINE-IA-5688 on the other. Which of the following cable types did the technician create?

Question104: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question105: Which of the following devices Is used to configure and centrally manage access points Installed at different locations?

Question106: Wireless users are reporting intermittent internet connectivity. Connectivity is restored when the users disconnect and reconnect, utilizing the web authentication process each time. The network administrator can see the devices connected to the APs at all times. Which of the following steps will MOST likely determine the cause of the issue?

Question107: Which of the following is an example of on-demand scalable hardware that is typically housed in the vendor's data center?

Question108: To comply with an industry regulation, all communication destined to a secure server should be logged and archived on a storage device. Which of the Mowing can be configured to fulfill this requirement?

Question109: Which of the following would be BEST to install to find and block any malicious users within a network?

Question110: Which of the following is used to provide disaster recovery capabilities to spin up an critical devices using internet resources?

Question111: Which of the following steps of the troubleshooting methodology would most likely include checking through each level of the OSI model after the problem has been identified?

Question112: A security analyst found the following vulnerability on the company's website:<INPUT TYPE="IMAGE" SRC="javascript : alert ('test') ; "> Which of the following should be implemented to prevent this type of attack in the future?

Question113: A network administrator is designing a wireless network. The administrator must ensure a rented office space has a sufficient signal. Reducing exposure to the wireless network is important, but it is secondary to the primary objective. Which of the following would MOST likely facilitate the correct accessibility to the Wi-Fi network?

Question114: A technician is investigating a misconfiguration on a Layer 3 switch. When the technician logs in and runs a command, the following data is shown:
Which of the following commands generated this output?

Question115: A coffee shop owner hired a network consultant to provide recommendations for installing a new wireless network. The coffee shop customers expect high speeds even when the network is congested. Which of the following standards should the consultant recommend?

Question116: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question117: A customer called the help desk to report a network issue. The customer recently added a hub between the switch and the router in order to duplicate the traffic flow to a logging device. After adding the hub, all the Other network components that were connected to the switch slowed more than expected. Which Of the following is the MOST likely cause Of the issue?

Question118: A technician completed troubleshooting and was able to fix an issue. Which of the following is the BEST method the technician can use to pass along the exact steps other technicians should follow in case the issue arises again?

Question119: Which of the following can be used to identify users after an action has occurred?

Question120: A network technician 13 troubleshooting a network issue for employees who have reported Issues with speed when accessing a server in another subnet. The server is in another building that is 410ft (125m) away from the employees' building. The 10GBASE-T connection between the two buildings uses Cat 5e. Which of the following BEST explains the speed issue?

Question121: A network administrator needs to monitor traffic on a specific port on a switch. Which of the following should the administrator configure to accomplish the task?

Question122: A technician was cleaning a storage closet and found a box of transceivers labeled 8Gbps. Which of the following protocols uses those transceivers?

Question123: Which of the following routing technologies uses a successor and a feasible successor?

Question124: Which of the following disaster recovery metrics describes the average length of time a piece of equipment can be expected to operate normally?

Question125: Which of the following options represents the participating computers in a network?

Question126: The following configuration is applied to a DHCP server connected to a VPN concentrator:

There are 300 non-concurrent sales representatives who log in for one hour a day to upload reports, and 252 of these representatives are able to connect to the VPN without any Issues. The remaining sales representatives cannot connect to the VPN over the course of the day. Which of the following can be done to resolve the issue without utilizing additional resources?

Question127: An engineer is configuring redundant network links between switches. Which of the following should the engineer enable to prevent network stability issues?

Question128: Which of the following is the primary function of the core layer of the three-tiered model?

Question129: Which of the following layers is where TCP/IP port numbers identify which network application is receiving the packet and where it is applied?

Question130: Which of the following routing protocols has routes that are classified with an administrative distance of 110?

Question131: While working in a coffee shop, an attacker watches a user log in to a corporate system and writes down the user's log-in credentials. Which of the following social engineering attacks is this an example of?

Question132: A lab environment hosts Internet-facing web servers and other experimental machines, which technicians use for various tasks A technician installs software on one of the web servers to allow communication to the company's file server, but it is unable to connect to it Other machines in the building are able to retrieve files from the file server. Which of the following is the MOST likely reason the web server cannot retrieve the files, and what should be done to resolve the problem?

Question133: A global company has acquired a local company. The companies are geographically separate. The IP address ranges for the two companies are as follows:
* Global company: 10.0.0.0/16
* Local company: 10.0.0.0/24
Which of the following can the network engineer do to quickly connect the two companies?

Question134: Which of the following most likely requires the use of subinterfaces?

Question135: A SQL server connects over port:

Question136: Which of the following would be the BEST choice to connect branch sites to a main office securely?

Question137: Users within a corporate network need to connect to the Internet, but corporate network policy does not allow direct connections. Which of the following is MOST likely to be used?

Question138: A fiber link connecting two campus networks is broken. Which of the following tools should an engineer use to detect the exact break point of the fiber link?

Question139: Which of the following routing protocols should be implemented to create a route between a local area network and an ISP?

Question140: A technician is equipped with a tablet, a smartphone, and a laptop to troubleshoot a switch with the help of support over the phone. However, the technician is having issues interconnecting all these tools in troubleshooting the switch. Which Of the following should the technician use to gain connectivity?

Question141: A network team is getting reports that air conditioning is out in an IDF. The team would like to determine whether additional network issues are occurring. Which of the following should the network team do?

Question142: A network engineer developed a plan of action to resolve an ongoing issue. Which of the following steps should the engineer take NEXT?

Question143: A technician is deploying a new SSID for an industrial control system. The control devices require the network to use encryption that employs TKIP and a symmetrical password to connect. Which of the following should the technician configure to ensure compatibility with the control devices?

Question144: The results of a recently completed site survey indicate a significant, undesired RSSI in the parking lot and other exterior areas near the like to mitigate access to the wireless network in exterior access areas. The current access point settings are listed in the following table:

Which of the following is the BEST step for the technician to take to resolve the issue?

Question145: A user recently made changes to a PC that caused it to be unable to access websites by both FQDN and IP Local resources, such as the file server remain accessible. Which of the following settings did the user MOST likely misconfigure?

Question146: A technician is monitoring a network interface and notices the device is dropping packets. The cable and interfaces, however, are in working order. Which of the following is MOST likely the cause?

Question147: A network administrator is creating a subnet for a remote office that has 53 network devices. An additional requirement is to use the most efficient subnet. Which of the following CIDR notations indicates the appropriate number of IP addresses with the LEAST amount of unused addresses? (Choose Correct option and give explanation directly from CompTIA Network+ Study guide or documents)

Question148: Which of the following fiber connector types is the most likely to be used on a network interface card?

Question149: A new student is given credentials to log on to the campus Wi-Fi. The student stores the password in a laptop and is able to connect; however, the student is not able to connect with a phone when only a short distance from the laptop. Given the following information:

Which of the following is MOST likely causing this connection failure?

Question150: A systems administrator is running a VoIP network and is experiencing jitter and high latency. Which of the following would BEST help the administrator determine the cause of these issues?

Question151: Which of the following is the MOST appropriate use case for the deployment of a clientless VPN?

Question152: A network engineer needs to pass both data and telephony on an access port. Which or the following features should be configured to meet this requirement?

Question153: An IT intern moved the location of a WAP from one conference room to another. The WAP was unable to boot following the move. Which of the following should be used to fix the issue?

Question154: A network technician is configuring a wireless network that consists of multiple APS for better coverage and allows roaming between the APS. Which of the following types of SSIDs should the technician configure?

Question155: A systems administrator needs to improve WiFi performance in a densely populated office tower and use the latest standard. There is a mix of devices that use 2.4 GHz and 5 GHz. Which of the following should the systems administrator select to meet this requirement?

Question156: A network administrator is troubleshooting a PC that cannot connect to the LAN. The administrator runs the ipconfig command at the command prompt and gets the following output:

Which of the following is misconfigured?

Question157: Which of the following is required for hosts to receive DHCP addresses from a server that is located on a different subnet?

Question158: Which of the following describes traffic going in and out of a data center from the internet?

Question159: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question160: Which of the following cloud components can filter inbound and outbound traffic between cloud resources?

Question161: A junior network administrator is auditing the company network and notices incrementing input errors on a long-range microwave interface. Which of the following is the most likely reason for the errors?

Question162: A network administrator is downloading a large patch that will be uploaded to several enterprise switches simultaneously during the day's upgrade cycle. Which of the following should the administrator do to help ensure the upgrade process will be less likely to cause problems with the switches?

Question163: A user stores large graphic files. The lime required to transfer the files to the server is excessive due to network congestion. The user's budget does not allow for the current switches to be replaced. Which of the following can be used to provide FASTER transfer times?

Question164: Which of the following architectures is used for FTP?

Question165: Which of the following technologies provides a failover mechanism for the default gateway?

Question166: A company's web server is hosted at a local ISP. This is an example of:

Question167: A network technician is selecting new network hardware, and availability is the main concern. Which of the following availability concepts should the technician consider?

Question168: A company with multiple routers would like to implement an HA network gateway with the least amount of downtime possible. This solution should not require changes on the gateway setting of the network clients. Which of the following should a technician configure?

Question169: Which of the following would MOST likely utilize PoE?

Question170: A technician is troubleshooting airport about network connectivity issues on a workstation. Upon investigation, the technician notes the workstation is showing an APIPA address on the network interface. The technician verifies that the VLAN assignment is correct and that the network interface has connectivity. Which of the following is most likely the issue the workstation is experiencing?

Question171: An organization wants to implement a method of centrally managing logins to network services. Which of the following protocols should the organization use to allow for authentication, authorization and auditing?

Question172: Due to concerns around single points of failure, a company decided to add an additional WAN to the network. The company added a second MPLS vendor to the current MPLS WAN and deployed an additional WAN router at each site. Both MPLS providers use OSPF on the WAN network, and EIGRP is run internally. The first site to go live with the new WAN is successful, but when the second site is activated significant network issues occur. Which of the following is the MOST likely cause for the WAN instability?

Question173: Which of the Mowing architectures reduces network latency by enforcing a limit on the number of switching devices on the frame's path between any internal hosts?

Question174: An engineer is troubleshooting poor performance on the network that occurs during work hours. Which of the following should the engineer do to improve performance?

Question175: Which of the following network topologies best describes a central device connected to multiple independent devices?

Question176: Which of the following layers of the OSI model has new protocols activated when a user moves from a wireless to a wired connection?

Question177: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question178: A company needs to virtualize a replica of its internal physical network without changing the logical topology and the way that devices behave and are managed. Which of the following technologies meets this requirement?

Question179: A network technician is investigating an issue with handheld devices in a warehouse. Devices have not been connecting to the nearest APs, but they have been connecting to an AP on the far side of the warehouse. Which of the following is the MOST likely cause of this issue?

Question180: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question181: A network engineer is designing a secure communication link between two sites The entire data stream needs to remain confidential. Which of the following will achieve this goal?

Question182: A network is secured and is only accessible via TLS and IPSec VPNs. Which of the following would need to be present to allow a user to access network resources on a laptop without logging in to the VPN application?

Question183: Which of the following physical security methods Is the MOST effective to prevent tailgating?

Question184: Which of the following should be used to manage outside cables that need to be routed to various multimode uplinks?

Question185: A network engineer is troubleshooting application connectivity issues between a server and a client. The network engineer needs to view the certificate exchange between the two hosts. Which of the following tools should the network engineer use?

Question186: Users are reporting performance issues when attempting to access the main fileshare server. Which of the following steps should a network administrator perform next based on the network troubleshooting methodology?

Question187: A technician needs to set up a wireless connection that utilizes MIMO on non-overlapping channels. Which of the following would be the best choice?

Question188: A Chief Information Officer (CIO) wants to improve the availability of a company's SQL database Which of the following technologies should be utilized to achieve maximum availability?

Question189: Several employees have expressed concerns about the company monitoring their internet activity when they are working from home. The company wants to mitigate this issue and reassure employees that their private internet activity is not being monitored. Which of the following would satisfy company and employee needs?

Question190: A technician thinks one of the router ports is flapping. Which of the following available resources should the technician use in order to determine if the router is flapping?

Question191: Which of the following technologies are certificates most commonly associated with?

Question192: A technician is trying to install a VolP phone, but the phone is not turning on. The technician checks the cable gong from the phone to the switch, and the cable is good. Which of the following actions IS needed for this phone to work?

Question193: A network administrator is checking to see if anything has changed. Which of the following steps of the troubleshooting methodology is involved?

Question194: All packets arriving at an interface need to be fully analyzed. Which of me following features should be used to enable monitoring of the packets?

Question195: A network administrator is in the process of installing a new broadband circuit. The administrator assigns the new static IP address with a /30 prefix. However, the administrator is unable to connect to the internet. Given the following information:
IP address: 4.11.17.6
Subnet mask: 255.255.255.252
Default gateway: 4.11.17.1
DNS1: 1.1.1.1
DNS2: 8.8.8.8
Which of the following is the most likely cause?

Question196: A company is being acquired by a large corporation. As part of the acquisition process, the company's address should now redirect clients to the corporate organization page. Which of the following DNS records needs to be created?

Question197: SIMULATION
A network technician replaced a switch and needs to reconfigure it to allow the connected devices to connect to the correct networks.
INSTRUCTIONS
Click on the appropriate port(s) on Switch 1 and Switch 3 to verify or reconfigure the correct settings:
* Ensure each device accesses only its correctly associated network
* Disable all unused switch ports
* Require fault-tolerant connections between the switches
* Only make necessary changes to complete the above requirements
If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

Question198: AGRE tunnel has been configured between two remote sites. Which of the following features, when configured, ensures me GRE overhead does not affect payload?

Question199: A network administrator is reviewing the network device logs on a syslog server. The messages are normal but the stamps on the messages are incorrect. Which of the following actions should the administrator take to ensure the log message time stamps are correct?

Question200: Which of the following documents is MOST likely to be associated with identifying and documenting critical applications?

Question201: Which of the following is an example of on-demand scalable hardware that is typically housed in the vendor's data center?

Question202: A network technician needs to use an RFC1918 IP space for a new office that only has a single public IP address. Which of the following subnets should the technician use for the LAN?

Question203: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question204: A network deployment engineer is deploying a new single-channel 10G optical connection. Which of the following optics should the engineer MOST likely use to satisfy this requirement?

Question205: At which of the following OSI model layers does routing occur?

Question206: A PC user who is on a local network reports very slow speeds when accessing files on the network server The user's PC Is connecting, but file downloads are very slow when compared to other users' download speeds The PC's NIC should be capable of Gigabit Ethernet. Which of the following will MOST likely fix the issue?

Question207: A network administrator is looking for a solution to extend Layer 2 capabilities and replicate backups between sites. Which of the following is the best solution?

Question208: After installing a series of Cat 8 keystones, a data center architect notices higher than normal interference during tests. Which of the following steps should the architect take to troubleshoot the issue?

Question209: A network administrator is installing a new server in the data center. The administrator is concerned the amount of traffic generated will exceed 1GB. and higher-throughput NiCs are not available for installation. Which of the following is the BEST solution for this issue?

Question210: A network administrator needs to create an SVI on a Layer 3-capable device to separate voice and data traffic. Which of the following best explains this use case?

Question211: A software developer changed positions within a company and is now a sales engineer. The security team discovered that the former software developer had been modifying code to implement small features requested by customers. Which of the following would be the best thing for the security administrator to implement to prevent this from happening?

Question212: During an incident, an analyst sends reports regularly to the investigation and leadership teams. Which of the following best describes how Pll should be safeguarded during an incident?

Question213: Client devices cannot enter a network, and the network administrator determines the DHCP scope is exhausted. The administrator wants to avoid creating a new DHCP pool. Which of the following can the administrator perform to resolve the issue?

Question214: A user reports that a new VoIP phone works properly, but the computer that is connected to the phone cannot access any network resources. Which of the following MOST likely needs to be configured correctly to provide network connectivity to the computer?

Question215: Which of the following is a document that states what the minimum performance expectations are within a network?

Question216: Within the realm of network security, Zero Trust:

Question217: A company's publicly accessible servers are connected to a switch between the company's ISP-connected router and the firewall in front of the company network. The firewall is stateful, and the router is running an ACL. Which of the following best describes the area between the router and the firewall?

Question218: A technician receives feedback that some users are experiencing high amounts of jitter while using the wireless network. While troubleshooting the network, the technician uses the ping command with the IP address of the default gateway and verifies large variations in latency. The technician thinks the issue may be interference from other networks and non-802.11 devices. Which of the following tools should the technician use to troubleshoot the issue?

Question219: Which of the following would be increased by adding encryption to data communication across the network?

Question220: An administrator needs to connect two laptops directly to each other using 802.11ac but does not have an AP available. Which of the following describes this configuration?

Question221: Which of the following requires network devices to be managed ustng a different set of IP addresses?

Question222: A customer needs six usable IP addresses. Which of the following best meets this requirement?

Question223: A network administrator has received calls every day for the past few weeks from three users who cannot access the network. The administrator asks all the users to reboot their PCs, but the same users still cannot access the system. The following day, three different users report the same issue, and the administrator asks them all to reboot their PCs; however, this does not fix the issue. Which of the following is MOST likely occurring?

Question224: A client moving into a new office wants the IP network set up to accommodate 412 network-connected devices that are all on the same subnet. The subnet needs to be as small as possible. Which of the following subnet masks should be used to achieve the required result?

Question225: At which of the following OSI model layers would a technician find an IP header?

Question226: A network administrator is investigating a network event that is causing all communication to stop. The network administrator is unable to use SSH to connect to the switch but is able to gain access using the serial console port. While monitoring port statistics, the administrator sees the following:

Which of the following is MOST likely causing the network outage?

Question227: Two users on a LAN establish a video call. Which of the following OSI model layers ensures the initiation coordination, and termination of the call?

Question228: A network engineer is investigating reports of poor network performance. Upon reviewing a report, the engineer finds hundreds of CRC errors on an interface. Which of the following is the MOST likely cause of these errors?

Question229: A network administrator received a report staling a critical vulnerability was detected on an application that is exposed to the internet. Which of the following Is the appropriate NEXT step?

Question230: Which of the following attacks encrypts user data and requires a proper backup implementation to recover?

Question231: An IDS was installed behind the edge firewall after a network was breached. The network was then breached again even though the IDS logged the attack. Which of the following should be used in place of these devices to prevent future attacks?

Question232: A technician is assisting a user who cannot connect to a network resource. The technician first checks for a link light. According to troubleshooting methodology, this is an example of:

Question233: A network technician needs to install patch cords from the UTP patch panel to the access switch for a newly occupied set of offices. The patch panel is not labeled for easy jack identification. Which of the following tools provides the easiest way to identify the appropriate patch panel port?

Question234: A technician is investigating packet loss to a device that has varying data bursts throughout the day. Which of the following will the technician MOST likely configure to resolve the issue?

Question235: A network administrator is setting up a new phone system and needs to define the location where VoIP phones can download configuration files. Which of the following DHCP services can be used to accomplish this task?

Question236: A company has a geographically remote office concern for this type of connection?

Question237: A network administrator is preparing answers for an annual risk assessment that is required for compliance purposes. Which of the following would be an example of an internal threat?

Question238: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question239: A technician is troubleshooting a network switch that seems to stop responding to requests intermittently whenever the logging level is set for debugging. Which of the following metrics should the technician check to begin troubleshooting the issue?

Question240: Which of the following would be used to enforce and schedule critical updates with supervisory approval and include backup plans in case of failure?

Question241: Which of the following authentication methods requires a user to enter a password and scan a fingerprint?

Question242: A help desk technician discovers the following note while reviewing tickets in a customer's account:

Which of the following describes what the technician was documenting with this note?

Question243: A network administrator redesigned the positioning of the APs to create adjacent areas of wireless coverage. After project validation, some users still report poor connectivity when their devices maintain an association to a distanced AP. Which of the following should the network administrator check FIRST?

Question244: Which of the following is most likely to be implemented to actively mitigate intrusions on a host device?

Question245: A technician is working on a ticket for a user in the human resources department who received a new PC that does not connect to the internet. All users in human resources can access the internet. The technician can ping the PC from the human resources router but not from the IT network. Which of the following is the most likely cause of the issue?

Question246: Which of the following security concepts is related to ensuring that encrypted data is not edited while in transit?

Question247: A network administrator is reviewing the following metrics from a network management system regarding a switchport. The administrator suspects an issue because users are calling in regards to the switchport's performance:

Based on the information in the chart above, which of the following fs the cause of these performance issues?

Question248: A desktop support department has observed slow wireless speeds for a new line of laptops using the organization's standard image. No other devices have experienced the same issue. Which of the following should the network administrator recommend troubleshooting FIRST to resolve this issue?

Question249: A security administrator is trying to prevent incorrect IP addresses from being assigned to clients on the network. Which of the following would MOST likely prevent this and allow the network to continue to operate?

Question250: An organization recently connected a new computer to the LAN. The user is unable to ping the default gateway. Which of the following is the most likely cause?

Question251: A technician is connecting DSL for a new customer. After installing and connecting the on-premises equipment, the technician verifies DSL synchronization. When connecting to a workstation, however, the link LEDs on the workstation and modem do not light up. Which of the following should the technician perform during troubleshooting?

Question252: An administrator notices that after contact with several switches in an MDF they failed due to electrostatic discharge. Which of the Mowing sensors should the administrator deploy to BEST monitor static electricity conditions in the MDF?

Question253: Which of the following has the capability to centrally manage configuration, logging, and firmware versioning for distributed devices?

Question254: An administrator is investigating reports of network slowness in a building. While looking at the uplink interface statistics In the switch's CLI, the administrator discovers the uplink Is at 100% utilization However, the administrator is unsure how to Identify what traffic is causing the saturation. Which of the following tools should the administrator utilize to identify the source and destination addresses of the traffic?

Question255: Which of the following is a valid alternative to maintain a deployed proxy technology while saving physical space in the data center by moving the network service to the virtualization infrastructure?

Question256: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question257: Which of the following service models would MOST likely be used to replace on-premises servers with a cloud solution?

Question258: You are tasked with verifying the following requirements are met in order to ensure network security.
Requirements:
Datacenter
Ensure network is subnetted to allow all devices to communicate properly while minimizing address space usage Provide a dedicated server to resolve IP addresses and hostnames correctly and handle port 53 traffic Building A Ensure network is subnetted to allow all devices to communicate properly while minimizing address space usage Provide devices to support 5 additional different office users Add an additional mobile user Replace the Telnet server with a more secure solution Screened subnet Ensure network is subnetted to allow all devices to communicate properly while minimizing address space usage Provide a server to handle external 80/443 traffic Provide a server to handle port 20/21 traffic INSTRUCTIONS Drag and drop objects onto the appropriate locations. Objects can be used multiple times and not all placeholders need to be filled.
Available objects are located in both the Servers and Devices tabs of the Drag & Drop menu.
If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

Question259: An AP uses a 98ft (30m) Cat 6 cable to connect to an access switch. The cable is wired through a duct close to a three-phase motor installation. Anytime the three-phase is turned on, all users connected to the switch experience high latency on the network. Which Of the following is MOST likely the cause Of the issue?

Question260: A local firm has hired a consulting company to clean up its IT infrastructure. The consulting company notices remote printing is accomplished by port forwarding via publicly accessible IPs through the firm's firewall Which of the following would be the MOST appropriate way to enable secure remote printing?

Question261: An administrator would like to allow Windows clients from outside me office to access workstations without using third-party software. Which or the following access methods would meet this requirement?

Question262: A network administrator is notified that a user cannot access resources on the network. The network administrator checks the physical connections to the workstation labeled User 3 and sees the Ethernet is properly connected. However, the network interface's indicator lights are not blinking on either the computer or the switch. Which of the following is the most likely cause?

Question263: A company has wireless APS that were deployed with 802.11g. A network engineer has noticed more frequent reports of wireless performance issues during the lunch hour in comparison to the rest of the day. The engineer thinks bandwidth consumption will increase while users are on their breaks, but network utilization logs do not show increased bandwidth numbers. Which Of the following would MOST likely resolve this issue?

Question264: A network administrator is investigating a performance issue on a dual-link connection-VPN and MPLS-to a partner network. The MPLS is the primary path, and the VPN is used as a backup. While communicating, the delay is measured at 18ms, which is higher than the 6ms expected when the MPLS link is operational but lower than the 30ms expected tor the VPN connection. Which of the following will MOST likely point to the root cause of the Issue?

Question265: A network technician is troubleshooting a connection to a web server. The Technician Is unable to ping the server but is able to verify connectivity to the web service using Tenet. Which of the following protocols is being blocked by me firewall?

Question266: Which of the following would be used to forward requests and replies between a DHCP server and client?

Question267: Which of the following describes the BEST device to configure as a DHCP relay?

Question268: A technician is troubleshooting a client's report about poor wireless performance. Using a client monitor, the technician notes the following information:

Which of the following is most likely the cause of the issue?

Question269: A company's primary ISP is experiencing an outage. However, the network administrator notices traffic continuing to flow through a secondary connection to the same ISP. Which of the following BEST describes this configuration?

Question270: There are two managed legacy switches running that cannot be replaced or upgraded. These switches do not support cryptographic functions, but they are password protected. Which of the following should a network administrator configure to BEST prevent unauthorized access?

Question271: A network administrator wants to analyze attacks directed toward the company's network. Which of the following must the network administrator implement to assist in this goal?

Question272: After a recent power outage, users are reporting performance issues accessing the application servers. Wireless users are also reporting intermittent Internet issues.
INSTRUCTIONS
Click on each tab at the top of the screen. Select a widget to view information, then use the drop-down menus to answer the associated questions. If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

Question273: A technician is investigating why a PC cannot reach a file server with the IP address 192.168.8.129. Given the following TCP/IP network configuration:

Which of the following configurations on the PC is incorrect?

Question274: A network administrator is troubleshooting a connection to a remote site. The administrator runs a command and sees the following output:

Which of the following is the cause of the connection issue?

Question275: The following DHCP scope was configured for a new VLAN dedicated to a large deployment of 325 loT sensors:

The first 244 loT sensors were able to connect to the TFTP server, download the configuration file, and register to an loT management system. The other sensors are being shown as offline. Which of the following should be performed to determine the MOST likely cause of the partial deployment of the sensors?

Question276: A technician is configuring a bandwidth-monitoring tool that supports payloads of 1,600 bytes. Which of the following should the technician configure for this tool?

Question277: A network administrator is implementing process changes based on recommendations following a recent penetration test. The testers used a method to gain access to the network that involved exploiting a publicly available and fixed remote code execution vulnerability in the VPN appliance. Which of the following should the administrator do to BEST prevent this from happening again?

Question278: A company is moving to a new building designed with a guest waiting area that has existing network ports. Which of the following practices would BEST secure the network?

Question279: A network security engineer locates an unapproved wireless bridge connected to the corporate LAN that is broadcasting a hidden SSID, providing unauthenticated access to internal resources. Which of the following types of attacks BEST describes this finding?

Question280: Which of the following demarcation connections would be MOST appropriate to use with a cable modem being installed in a SOHO situation?

Question281: Which of the following BEST describes a north-south traffic flow?

Question282: A network engineer needs to change an entire subnet of SLAAC-configured workstation addresses. Which of the following methods would be the best for the engineer to use?

Question283: Which of the following can be used to validate domain ownership by verifying the presence of pre-agreed content contained in a DNS record?

Question284: A technician uses a badge to enter a security checkpoint on a corporate campus. An unknown individual quickly walks in behind the technician without speaking. Which of the following types of attacks did the technician experience?

Question285: A technician is investigating an issue with connectivity at customer's location. The technician confirms that users can access resources locally but not over the internet The technician theorizes that the local router has failed and investigates further. The technician's testing results show that the route is functional: however, users still are unable to reach resources on the internal. Which of the following describes what the technician should do NEXT?

Question286: A store owner would like to have secure wireless access available for both business equipment and patron use. Which of the following features should be configured to allow different wireless access through the same equipment?

Question287: A network technician is investigating an issue with a desktop that is not connecting to the network. The desktop was connecting successfully the previous day, and no changes were made to the environment. The technician locates the switchport where the device is connected and observes the LED status light on the switchport is not lit even though the desktop is turned on Other devices that arc plugged into the switch are connecting to the network successfully Which of the following is MOST likely the cause of the desktop not connecting?

Question288: A network administrator needs to query the NSs for a remote application. Which of the following commands would BEST help the administrator accomplish this task?

Question289: An engineer is designing a network topology for a company that maintains a large on-premises private cloud. A design requirement mandates internet-facing hosts to be partitioned off from the internal LAN and internal server IP ranges. Which of the following defense strategies helps meet this requirement?

Question290: Users are unable to access files on their department share located on flle_server 2. The network administrator has been tasked with validating routing between networks hosting workstation A and file server 2.
INSTRUCTIONS
Click on each router to review output, identity any Issues, and configure the appropriate solution If at any time you would like to bring back the initial state of trie simulation, please click the reset All button;

Question291: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question292: A network technician recently installed 35 additional workstations. After installation, some users are unable to access network resources. Many of the original workstations that are experiencing the network access issue were offline when the new workstations were turned on. Which of the following is the MOST likely cause of this issue?

Question293: A company has been added to an unapproved list because of spam. The network administrator confirmed that a workstation was infected by malware. Which of the following processes did the administrator use to identify the root cause?

Question294: An organization has a guest network with a network IP range of 192.168.1.0/28 using a DHCP pool. One visitor reported difficulties connecting and configured a static IP address. Following this action, another visitor reported intermittent connection issues. Which of the following is the most likely reason?

Question295: Which of the following is the DNS feature that controls how long a lookup is stored in cache on a server?

Question296: A network technician is having issues connecting an loT sensor to the internet The WLAN settings were enabled via a custom command line, and a proper IP address assignment was received on the wireless interlace. However, when trying to connect to the internet, only HTTP redirections are being received when data Is requested. Which of the following will point to the root cause of the Issue?

Question297: A network technician needs to ensure outside users are unable to telnet into any of the servers at the datacenter. Which of the following ports should be blocked when checking firewall configuration?

Question298: A network administrator needs to add access points to the network because coverage in some areas is improper. Which of the following should the administrator do first?

Question299: Which of the following protocols will a security appliance that is correlating network events from multiple devices MOST likely rely on to receive event messages?

Question300: Which of the following services can provide data storage, hardware options, and scalability to a third-party company that cannot afford new devices?

Question301: A company wants to add a local redundant data center to its network in case of failure at its primary location. Which of the following would give the LEAST amount of redundancy for the company's network?

Question302: An IT technician needs to increase bandwidth to a server. The server has multiple gigabit ports. Which of the following can be used to accomplish this without replacing hardware?

Question303: While waking from the parking lot lo an access-controlled door an employee sees an authorized user open the door. Then the employee notices that another person catches the door before It closes and goes inside Which of the following attacks Is taking place?

Question304: A user returns to the office after working remotely for an extended period. The user is reporting limited access to the office wireless network and the inability to reach company resources on the network. The user connected to the guest network, ensured all patches were applied, and checked to make sure software was up to date. Which of the following is most likely the cause of the issue?

Question305: A technician is deploying a low-density wireless network and is contending with multiple types of building materials. Which of the following wireless frequencies would allow for the LEAST signal attenuation?

Question306: A large number of PCs are obtaining an APIPA IP address, and a number of new computers were added to the network. Which of the following is MOST likely causing the PCs to obtain an APIPA address?

Question307: Network traffic is being compromised by DNS poisoning every time a company's router is connected to the internet. The network team detects a non-authorized DNS server being assigned to the network clients and remediates the incident by setting a trusted DNS server, but the issue occurs again after internet exposure. Which of the following best practices should be implemented on the router?

Question308: A WAN technician reviews activity and identifies newly installed hardware that is causing outages over an eight-hour period. Which of the following should be considered FIRST?

Question309: A network technician is troubleshooting a new web server connectivity issue. The network technician discovers the following on the support ticket
* The server's IP address can be pinged from the client PCs,
* Access to the web resource works correctly when on the server's console.
* No clients can access the servers data via URL.
* The server does not have a firewall configured
* No ACLs are preventing connectivity from the client's network.
* All services on the server are operating normally, which was confirmed by the server team.
Which of the following actions will resolve the issue?

Question310: A medical building offers patients Wi-Fi in the waiting room. Which of the following security features would be the BEST solution to provide secure connections and keep the medical data protected?

Question311: Which of the following situations would require an engineer to configure subinterfaces?

Question312: A technician needs to configure a Linux computer for network monitoring. The technician has the following information:
Linux computer details:

Switch mirror port details:

After connecting the Linux computer to the mirror port on the switch, which of the following commands should the technician run on the Linux computer?

Question313: A network technician is attempting to increase throughput by configuring link port aggregation between a Gigabit Ethernet distribution switch and a Fast Ethernet access switch. Which of the following is the BEST choice concerning speed and duplex for all interfaces that are participating in the link aggregation?

Question314: An IT administrator received an assignment with the following objectives
* Conduct a total scan within the company's network tor all connected hosts
* Detect all the types of operating systems running on all devices
* Discover all services offered by hosts on the network
* Find open ports and detect security risks.
Which of the following command-line tools can be used to achieve these objectives?

Question315: Which of the following is a system that is installed directly on a server's hardware and abstracts the hardware from any guest machines?

Question316: A network technician wants to find the shortest path from one node to every other node in the network. Which of the following algorithms will provide the FASTEST convergence time?

Question317: A technician is expanding a wireless network and adding new access points. The company requires that each access point broadcast the same SSID. Which of the following should the technician implement for this requirement?

Question318: An administrator wants to increase the availability of a server that is connected to the office network. Which of the following allows for multiple NICs to share a single IP address and offers maximum performance while providing fault tolerance in the event of a NIC failure?

Question319: Which of the following uses the destination IP address to forward packets?

Question320: Which of the following OSI model layers will ensure messages are transmitted to their destinations and no data is duplicated?

Question321: A company is designing a new complex. The primary and alternate data centers will be in separate buildings 6.2mi (10km) apart and will be connected via fiber.
Which of the following types of SFP is the best choice?

Question322: The following instructions were published about the proper network configuration for a videoconferencing device:
"Configure a valid static RFC1918 address for your network. Check the option to use a connection over NAT." Which of the following is a valid IP address configuration for the device?

Question323: A Fortune 500 firm is deciding On the kind or data center equipment to install given its five-year budget Outlook. The Chief Information comparing equipment based on the life expectancy Of different models. Which Of the following concepts BEST represents this metric?

Question324: Users in a remote office report that corporate web server pages are taking a long time to load, whereas users in the main corporate office do not have any issues. Which of the following is the best metric for a network administrator to check?

Question325: Which of the following passwords would provide the best defense against a brute-force attack?

Question326: A wireless network technician is receiving reports from some users who are unable to see both of the corporate SSIDs on their mobile devices. A site survey was recently commissioned, and the results verified acceptable RSSI from both APs in all user areas. The APs support modern wireless standards and are all broadcasting their SSIDs. The following table shows some of the current AP settings:

Which of the following changes would result in all of the user devices being capable of seeing both corporate SSIDs?

Question327: A network administrator needs to configure a server to use the most accurate NTP reference available. Which of the following NTP devices should the administrator select?

Question328: A technician discovered that some information on the local database server was changed during a tile transfer to a remote server. Which of the following should concern the technician the MOST?

Question329: An application is not working. When the log files are reviewed, the application continuously tries to reach the following destination:

Which of the following is most likely associated with this IP address?

Question330: The power company notifies a network administrator that it will be turning off the power to the building over the weekend. Which of the following is the BEST solution to prevent the servers from going down?

Question331: A Chief Executive Officer and a network administrator came to an agreement With a vendor to purchase new equipment for the data center A document was drafted so all parties would be Informed about the scope of the project before It started. Which of the following terms BEST describes the document used?

Question332: A technician is installing the Wi-Fi infrastructure for legacy industrial machinery at a warehouse. The equipment only supports 802.11a and 802.11b standards. Speed of transmission is the top business requirement. Which of the following is the correct maximum speed for this scenario?

Question333: A non-employee was able to enter a server room. Which of the following could have prevented this from happening?

Question334: A senior administrator has been directed to incorporate AAA services within a domain environment for regulatory compliance purposes. Which of the following standards will enable the use of an AAA server in a domain environment?

Question335: A help desk supervisor reviews the following excerpt of a call transcript:

Which of the following was the agent trying to accomplish with this exchange?

Question336: Which of the following can be used to store various types of devices and provide contactless delivery to users?

Question337: A network technician is troubleshooting an issue that involves connecting to a server via SSH. The server has one network interface that does not support subinterfaces. The technician runs a command on the server and receives the following output:

On the host, the technician runs another command and receives the following:

Which of the following best explains the issue?

Question338: A network client is trying to connect to the wrong TCP port. Which of the following responses would the client MOST likely receive?

Question339: Which of the following must be functioning properly in order for a network administrator to create an accurate timeline during a troubleshooting process?

Question340: A network technician is troubleshooting internet connectivity issues with users in a subnet. From a host, the technician runs and then attempts to navigate to a website using a web browser.
The technician receives the following output:

Afterward, the browser displays an error. Which of the following explains this issue?

Question341: Logs show an unauthorized IP address entering a secure part of the network every night at 8:00 pm. The network administrator is concerned that this IP address will cause an issue to a critical server and would like to deny the IP address at the edge of the network. Which of the following solutions would address these concerns?

Question342: Which of the following is a security flaw in an application or network?

Question343: A network technician is selecting a replacement for a damaged fiber cable that goes directly to an SFP transceiver on a network switch. Which of the following cable connectors should be used?

Question344: A network manager wants to set up a remote access system for the engineering staff. Access to this system will be over a public IP and secured with an ACL.
Which of the following best describes this system?

Question345: Which of the following is a characteristic of the application layer?