EMT Practice Test

1. Question Content...

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Question1: A corporation has a critical system that would cause unrecoverable damage to the brand if it was taken offline. Which of the following disaster recovery solutions should the corporation implement?

Question2: 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?

Question3: 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?

Question4: Which of the following should be used to manage outside cables that need to be routed to various multimode uplinks?

Question5: An administrator would like to create a fault-tolerant ring between three switches within a Layer 2 network. Which of the following Ethernet features should the administrator employ?

Question6: A network administrator needs to implement a solution to mediate access to the internet- Which of the following should the administrator most likely implement?

Question7: A security analyst found the following vulnerability on the company's website:
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Which of the following should be implemented to prevent this type of attack in the future?

Question8: 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?

Question9: Which of the following focuses on application delivery?

Question10: 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?

Question11: A branch of a company recently switched to a new ISP. The network engineer was given a new IP range to assign. The ISP assigned 196.26.4.0/26, and the branch gateway router now has the following configurations on the interface that peers to the ISP:
The network engineer observes that all users have lost Internet connectivity. Which of the following describes the issue?

Question12: 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'

Question13: 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?

Question14: Which of the following would be the MOST likely attack used to bypass an access control vestibule?

Question15: A corporation is looking for a method to secure all traffic between a branch office and its data center in order to provide a zero-touch experience for all staff members who work there. Which of the following would BEST meet this requirement?

Question16: Which of the following authentication methods requires a user to enter a password and scan a fingerprint?

Question17: 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?

Question18: Which of the following is the IEEE link cost for a Fast Ethernet interface in STP calculations?

Question19: 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?

Question20: A network engineer is monitoring a fiber uplink to a remote office and notes the uplink has been operating at 100% capacity for a long duration. Which of the following performance metrics is MOST likely to be impacted with sustained link saturation?

Question21: Which of the following protocols can be routed?

Question22: 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?

Question23: Given the following output:
Which of the following attacks is this MOST likely an example of?

Question24: A network administrator is configuring a load balancer for two systems. Which of the following must the administrator configure to ensure connectivity during a failover?

Question25: 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?

Question26: A computer engineer needs to ensure that only a specific workstation can connect to port 1 on a switch. Which of the following features should the engineer configure on the switch interface?

Question27: 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?

Question28: Two companies want to build an encrypted tunnel between them and use a PSK for initial authentication. Which of the following is the BEST protocol for the companies to use?

Question29: A company built a new building at its headquarters location. The new building is connected to the company's LAN via fiber-optic cable. Multiple users in the new building are unable to access the company's intranet site via their web browser, but they are able to access internet sites. Which of the following describes how the network administrator can resolve this issue?

Question30: Which of the following demarcation connections would be MOST appropriate to use with a cable modem being installed in a SOHO situation?

Question31: A company wants to implement a large number of WAPs throughout its building and allow users to be able to move around the building without dropping their connections Which of the following pieces of equipment would be able to handle this requirement?

Question32: A company that uses VoIP telephones is experiencing intermittent issues with one-way audio and dropped conversations The manufacturer says the system will work if ping times are less than 50ms. The company has recorded the following ping times:
Which of the following is MOST likely causing the issue?

Question33: Which of the following record types would be used to define where SIP is found?

Question34: 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?

Question35: 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?

Question36: 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?

Question37: 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?

Question38: 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?

Question39: Which of the following systems would MOST likely be found in a screened subnet?

Question40: 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?

Question41: Which of the following is the LARGEST MTU for a standard Ethernet frame?

Question42: A network technician 13 troubleshooting a specific port on a switch. Which of the following commands should the technician use to see the port configuration?

Question43: Which of me following security controls indicates unauthorized hardware modifications?

Question44: An ISP is providing Internet to a retail store and has terminated its point of connection using a standard Cat 6 pin-out Which of me following terminations should the technician use when running a cable from the ISP's port lo the front desk?

Question45: An organization is interested in purchasing a backup solution that supports the organization's goals. Which of the following concepts would specify the maximum duration that a given service can be down before impacting operations?

Question46: 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?

Question47: 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?

Question48: Which of the following attacks encrypts user data and requires a proper backup implementation to recover?

Question49: Which of the following is used to track and document various types of known vulnerabilities?

Question50: 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?

Question51: Which of the following is a benefit of the spine-and-leaf network topology?

Question52: 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?

Question53: A company wants to invest in new hardware for the core network infrastructure. The management team requires that the infrastructure be capable of being repaired in less than 60 minutes if any major part fails. Which of the following metrics is MOST likely associated with this requirement?

Question54: A network administrator is required to ensure that auditors have read-only access to the system logs, while systems administrators have read and write access to the system logs, and operators have no access to the system logs. The network administrator has configured security groups for each of these functional categories. Which of the following security capabilities will allow the network administrator to maintain these permissions with the LEAST administrative effort?

Question55: A network technician was recently onboarded to a company. A manager has tasked the technician with documenting the network and has provided the technician With partial information from previous documentation.
Instructions:
Click on each switch to perform a network discovery by entering commands into the terminal. Fill in the missing information using drop-down menus provided.

Question56: A company is deploying a SAN at headquarters and a branch office 1, 000ml (1,609km) away that access small amounts of dat a. Which of the following types of connections would be MOST cost effective to implement?

Question57: 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?

Question58: 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?

Question59: 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?

Question60: 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?

Question61: 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?

Question62: 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?

Question63: 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?

Question64: A customer needs to distribute Ethernet to multiple computers in an office. The customer would like to use non-proprietary standards. Which of the following blocks does the technician need to install?

Question65: A Wi-Fi network was originally configured to be able to handle interference from a microwave oven. The microwave oven was recently removed from the office. Now the network administrator wants to optimize the system to maximize the range of the signal. The main sources of signal degradation are the numerous cubicles and wooden walls between the WAP and the intended destination. Which of the following actions should the administrator take?

Question66: A network contains 25 access points. Which of the following devices would be best to change configurations on all the devices remotely?

Question67: A network engineer is configuring new switches. Some of the trunk ports are in a blocking state. Which of the following should the network engineer reconfigure?

Question68: A network technician receives a support ticket concerning multiple users who are unable access the company's shared drive. The switch interface that the shared drive Is connected to is displaying die following:
Which of the following is MOST likely the Issue?

Question69: A technician wants to monitor and provide traffic segmentation across the network. The technician would like to assign each department a specific identifier. Which of the following will the technician MOST likely use?

Question70: 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?

Question71: A network administrator wants to test the throughput of a new metro Ethernet circuit to verify that its performance matches the requirements specified m the SLA.
Which of the following would BEST help measure the throughput?

Question72: An organization has experienced an increase in malicious spear-phishing campaigns and wants to mitigate the risk of hyperlinks from inbound emails.
Which of the following appliances would best enable this capability?

Question73: Which of the following attacks utilizes a network packet that contains multiple network tags?

Question74: At which of the following OSI model layers does a MAC filter list for a wireless infrastructure operate?

Question75: A network engineer is designing a wireless network that has the following requirements:
* Network speed must be higher than 100Mbps
* Must use the 2.4GHz and 5GHz bands
Which of the following 802.11 standards should the engineer select?

Question76: 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?

Question77: Which of the following physical security methods Is the MOST effective to prevent tailgating?

Question78: 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?

Question79: Which of the following would a network administrator configure to set NTP settings for a specific subnet within DHCP?

Question80: A technician is troubleshooting a workstation's network connectivity and wants to confirm which switchport corresponds to the wall jack the PC is using Which of the following concepts would BEST help the technician?

Question81: A firewall administrator is implementing a rule that directs HTTP traffic to an internal server listening on a non-standard socket Which of the following types of rules is the administrator implementing?

Question82: 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?

Question83: 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?

Question84: Which of the following describes traffic going in and out of a data center from the internet?

Question85: A network technician needs to ensure that all files on a company's network can be moved in a safe and protected manner without interception from someone who is not the intended recipient. Which of the following would allow the network technician to meet these requirements?

Question86: Following the implementation of a BYOO policy. some users in a high-density environment report slowness over the wireless connection. Some wireless controller reports indicate high latency and airtime contention. Which of the following is the most probable root cause?

Question87: 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?

Question88: Which of the following ports should be used to securely receive mail that is synchronized across multiple devices?

Question89: 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?

Question90: 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?

Question91: A company needs a redundant link to provide a channel to the management network in an incident response scenario. Which of the following remote access methods provides the BEST solution?

Question92: After rebooting an AP a user is no longer able to conned to me enterprise LAN A technician plugs a laptop In to the same network jack and receives the IP 169.254 0 200. Which of the following is MOST likely causing the issue?

Question93: 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?

Question94: Which of the following security devices would be BEST to use to provide mechanical access control to the MDF/IDF?

Question95: A network technician is observing the behavior of an unmanaged switch when a new device is added to the network and transmits dat a. Which of the following BEST describes how the switch processes this information?

Question96: Which of the following is an advanced distance vector routing protocol that automates routing tables and also uses some features of link-state routing protocols?

Question97: Which of the following bandwidth management techniques uses buffers al the client side to prevent TCP retransmissions from occurring when the ISP starts to drop packets of specific types that exceed the agreed traffic rate?

Question98: Which of the following routing protocols is BEST suited for use on a perimeter router?

Question99: A network technician needs to select an AP that will support at least 1.3Gbps and 5GHz only. Which of the following wireless standards must the AP support to meet the requirements?

Question100: Which of the following allows for an devices within a network to share a highly reliable time source?

Question101: 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?

Question102: A customer is adding fiber connectivity between adjacent buildings. A technician terminates the multimode cable to the fiber patch panel. After the technician connects the fiber patch cable, the indicator light does not come on. Which of the following should a technician try first to troubleshoot this issue?

Question103: 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?

Question104: A technician removes an old PC from the network and replaces it with a new PC that is unable to connect to the LAN. Which of the Mowing is MOST likely the cause of the issue?

Question105: A network administrator is configuring a firewall to allow for a new cloud-based email server. The company standard is to use SMTP to route email traffic. Which of the following ports, by default, should be reserved for this purpose?

Question106: 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?

Question107: A network engineer is designing a new secure wireless network. The engineer has been given the following requirements:
1 Must not use plaintext passwords
2 Must be certificate based
3. Must be vendor neutral
Which of the following methods should the engineer select?

Question108: Which of the following would be BEST to install to find and block any malicious users within a network?

Question109: Which of the following describes a network in which users and devices need to mutually authenticate before any network resource can be accessed?

Question110: An administrator is setting up a multicast server on a network, but the firewall seems to be dropping the traffic. After logging in to the device, me administrator sees me following entries:
Which of the following firewall rules is MOST likely causing the issue?

Question111: A network resource was accessed by an outsider as a result of a successful phishing campaign. Which of the following strategies should be employed to mitigate the effects of phishing?

Question112: 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?

Question113: A company, which is located in a coastal town, retrofitted an office building for a new data center. The underground fiber optics were brought in and connected to the switches in the basement network MDF. A server data center was built on the fifth floor with the two rooms vertically connected by fiber optics. Which of the following types of environmental sensors is MOST needed?

Question114: A help desk technician is concerned that a client's network cable issues may be causing intermittent connectivity. Which of the following would help the technician determine if this is the issue?

Question115: 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?

Question116: 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?

Question117: Which of the following must be functioning properly in order for a network administrator to create an accurate timeline during a troubleshooting process?

Question118: Which of the following is MOST commonly used to address CVEs on network equipment and/or operating systems?

Question119: Which of the following would be BEST to use to detect a MAC spoofing attack?

Question120: A virtual machine has the following configuration:
* IPv4 address: 169.254.10.10
* Subnet mask: 255.255.0.0
The virtual machine can reach colocated systems but cannot reach external addresses on the internet. Which of the following is most likely the root cause?

Question121: 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?

Question122: A network technician needs to correlate security events to analyze a suspected intrusion. Which of the following should the technician use?

Question123: At which of the following OSI model layers would a technician find an IP header?

Question124: 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?

Question125: Which of the following can be used to identify users after an action has occurred?

Question126: A network engineer developed a plan of action to resolve an ongoing issue. Which of the following steps should the engineer take NEXT?

Question127: 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?

Question128: A network engineer is installing hardware in a newly renovated data center. Major concerns that were addressed during the renovation induded air circulation, building power redundancy, and the need for continuous monitoring. The network engineer IS creating alerts based on the following operation specifications:
Which of the following should the network engineer configure?

Question129: 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?

Question130: A user reports a weak signal when walking 20ft (61 m) away from the WAP in one direction, but a strong signal when walking 20ft in the opposite direction The technician has reviewed the configuration and confirmed the channel type is correct There is no jitter or latency on the connection Which of the following would be the MOST likely cause of the issue?

Question131: A technician is contracted to install a redundant cluster of devices from the ISP In case of a hardware failure within the network. Which of the following would provide the BEST redundant solution in Layer 2 devices?

Question132: 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?

Question133: A Network engineer is investigating issues on a Layer 2 Switch. The department typically snares a Switchport during meetings for presentations, but atter the first user Shares, no Other users can connect. Which Of the following is MOST likely related to this issue?

Question134: 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?

Question135: Which of the following technologies would MOST likely De used to prevent the loss of connection between a virtual server and network storage devices?

Question136: A network technician is working at a new office location and needs to connect one laptop to another to transfer files. The laptops are newer models and do not have Ethernet ports. Access points are not available either. Which Of the following types Of wireless network SSIDs does the network technician need to configure to be able to connect the laptops together?

Question137: Which of the following can be used to validate domain ownership by verifying the presence of pre-agreed content contained in a DNS record?

Question138: A network administrator is installing a wireless network at a client's office. Which of the following IEEE 802.11 standards would be BEST to use for multiple simultaneous client access?

Question139: 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?

Question140: Which of the following network management methods is able to perform various automated tasks?

Question141: 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?

Question142: Which of the following is the physical security mechanism that would MOST likely be used to enter a secure site?

Question143: Which of the following attacks utilizes a network packet that contains multiple network tags?

Question144: Which of the following diagrams would most likely include specifications about fiber connector types?

Question145: 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?

Question146: Which of the following records can be used to track the number of changes on a DNS zone?

Question147: Several end users viewing a training video report seeing pixelated images while watching. A network administrator reviews the core switch and is unable to find an immediate cause. Which of the following BEST explains what is occurring?

Question148: ARP spoofing would normally be a part of:

Question149: 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.

Question150: A network technician is investigating why a core switch is logging excessive amounts of data to the syslog server. The running configuration of the switch showed the following logging information:
ip ssh logging events
logging level debugging
logging host 192.168.1.100
logging synchronous
Which of the following changes should the technician make to best fix the issue?

Question151: A network consultant is setting up a new wireless infrastructure. The new infrastructure is primarily focused on supporting legacy equipment that does not support the newest standards. Which of the following frequency ranges will the consultant most likely have to support?

Question152: A network technician is configuring a wireless access point and wants to only allow company-owned devices to associate with the network. The access point uses PSKs, and a network authentication system does not exist on the network. Which of the following should the technician implement?

Question153: 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?

Question154: A network technician has determined the cause of a network disruption. Which of the following is the NEXT step for the technician to perform?

Question155: A user is unable to reach any resources on the internet. A technician goes to the site and obtains the following output from the workstation:

Which of the following commands should the technician use to correct the issue?

Question156: Which of the following most likely requires the use of subinterfaces?

Question157: Which of the following layers is where TCP/IP port numbers identify which network application is receiving the packet and where it is applied?

Question158: Which of the following has the capability to centrally manage configuration, logging, and firmware versioning for distributed devices?

Question159: A company cell phone was stolen from a technician's vehicle. The cell phone has a passcode, but it contains sensitive information about clients and vendors. Which of the following should also be enabled?

Question160: An office area contains two PoE-enabled WAPs. After the area was remodeled, new cable uplinks were installed in the ceiling above the fluorescent lights. However, after the WAPs were reconnected, users reported slowness and application errors. An intern reviewed the network and discovered a lot of CRC errors. A network engineer reviewed the intern's work and realized UTP cabling was used. Which of the following is the MOST likely cause of the CRC errors?

Question161: An attacker targeting a large company was able to inject malicious A records into internal name resolution servers. Which of the following attack types was MOST likely used?

Question162: Which of the following is a document that states what the minimum performance expectations are within a network?

Question163: After upgrading to a SOHO router that supports Wi-Fi 6, the user determines throughput has not increased. Which of the following is the MOST likely cause of the issue?

Question164: An IT administrator needs to connect older smart-plug devices to the network. The administrator wants to prevent future issues from occurring by using an 802.11 standard that only operates on the 2.4GHz frequency. Which of the following standards should the administrator choose?

Question165: A network technician is deploying multiple switches for a new office. The switches are separately managed and need to be cabled in to support dual firewalls in a HA setup. Which of the following should the technician enable to support proper stability of the network switches?

Question166: A network administrator is planning to implement device monitoring to enhance network visibility. The security team requires that the solution provides authentication and encryption.
Which of the following meets these requirements?

Question167: A technician is troubleshooting a wireless connectivity issue in a small office located in a high-rise building. Several APs are mounted in this office. The users report that the network connections frequently disconnect and reconnect throughout the day. Which of the following is the MOST likely cause of this issue?

Question168: A business purchased redundant internet connectivity from two separate ISPs. Which of the following is the business MOST likely implementing?

Question169: Classification using labels according to information sensitivity and impact in case of unauthorized access or leakage is a mandatory component of:

Question170: Which of the following is the physical topology for an Ethernet LAN?

Question171: A customer reports there is no access to resources following the replacement of switches. A technician goes to the site to examine the configuration and discovers redundant links between two switches. Which of the following is the reason the network is not functional?

Question172: A user reports that a crucial fileshare is unreachable following a network upgrade that was completed the night before. A network technician confirms the problem exists. Which of the following troubleshooting Steps should the network technician perform NEXT?

Question173: 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?

Question174: Which of the following can have multiple VLAN interfaces?

Question175: 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?

Question176: 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?

Question177: A network manager wants to view network traffic for devices connected to a switch. A network engineer connects an appliance to a free port on the switch and needs to configure the switch port connected to the appliance. Which of the following is the best option for the engineer to enable?

Question178: A network administrator has been directed to present the network alerts from the past week to the company's executive staff. Which of the following will provide the BEST collection and presentation of this data?

Question179: A user from a remote office is reporting slow file transfers. Which of the following tools will an engineer MOST likely use to get detailed measurement data?

Question180: A network technician needs to ensure the company's external mail server can pass reverse lookup checks. Which of the following records would the technician MOST likely configure? (Choose Correct option and give explanation directly from CompTIA Network+ Study guide or documents)

Question181: A network administrator is investigating reports about network performance and finds high utilization on a switch uplink. The administrator is unsure whether this is an anomaly or normal behavior that will require an upgrade to resolve. Which Of the following should the administrator reference to gain historical perspective?

Question182: Which of the following, in addition to a password, can be asked of a user for MFA?

Question183: 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?

Question184: Which of the following cloud components can filter inbound and outbound traffic between cloud resources?

Question185: Which of the following attacks, if successful, would provide a malicious user who is connected to an isolated guest network access to the corporate network?

Question186: 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?

Question187: Which of the following indicates a computer has reached end-of-support?

Question188: Which of the following can be used to store various types of devices and provide contactless delivery to users?

Question189: A network administrator requires redundant routers on the network, but only one default gateway is configurable on a workstation. Which of the following will allow for redundant routers with a single IP address?

Question190: An international company is transferring its IT assets including a number of WAPs from the United States to an office in Europe for deployment. Which of the following considerations should the company research before Implementing the wireless hardware?

Question191: A customer connects a firewall to an ISP router that translates traffic destined for the internet. The customer can connect to the internet but not to the remote site. Which of the following will verify the status of NAT?

Question192: A network engineer performs the following tasks to increase server bandwidth:
Connects two network cables from the server to a switch stack
Configure LACP on the switchports
Verifies the correct configurations on the switch interfaces
Which of the following needs to be configured on the server?

Question193: Which of the following would MOST likely be used to review previous upgrades to a system?

Question194: A technician is installing a new fiber connection to a network device in a datacenter. The connection from the device to the switch also traverses a patch panel connection. The chain of connections is in the following order:
Device
LC/LC patch cable
Patch panel
Cross-connect fiber cable
Patch panel
LC/LC patch cable
Switch
The connection is not working. The technician has changed both patch cables with known working patch cables. The device had been tested and was working properly before being installed. Which of the following is the MOST likely cause of the issue?

Question195: A network manager is configuring switches in IDFs to ensure unauthorized client computers are not connecting to a secure wired network. Which of the following is the network manager MOST likely performing?

Question196: A city has hired a new employee who needs to be able to work when traveling at home and at the municipal sourcing of a neighboring city that snares services. The employee is issued a laptop, and a technician needs to train the employee on the appropriate solutions for secure access to the network from all the possible locations On which of the following solutions would the technician MOST likely train the employee?

Question197: A SaaS provider has decided to leave an unpatched VM available via a public DMZ port. With which of the following concepts is this technique MOST closely associated?

Question198: A technician is deploying a new switch model and would like to add it to the existing network monitoring software. The technician wants to know what metrics can be gathered from a given switch. Which of the following should the technician utilize for the switch?

Question199: A small, family-run business uses a single SOHO router to provide Internet and WiFi to its employees At the start of a new week, employees come in and find their usual WiFi network is no longer available, and there is a new wireless network to which they cannot connect. Given that information, which of the following should have been done to avoid this situation'

Question200: Which of the following routing protocols is used to exchange route information between public autonomous systems?

Question201: Which of the following technologies are certificates most commonly associated with?

Question202: 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?

Question203: Given the following Information:
Which of the following would cause performance degradation between PC A and PC B'?

Question204: 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?

Question205: Which of the following is the MOST effective security control to keep a company's physical perimeter protected against intrusions leveraged by social-engineering techniques?

Question206: Which of the following describes when an active exploit is used to gain access to a network?

Question207: Which of the following is a major difference between a router and a Layer 3 switch?

Question208: A technician is troubleshooting a previously encountered issue. Which of the following should the technician reference to find what solution was implemented to resolve the issue?

Question209: An IT technician installs five old switches in a network. In addition to the low port rates on these switches, they also have improper network configurations. After three hours, the network becomes overwhelmed by continuous traffic and eventually shuts down. Which Of the following is causing the issue?

Question210: Which of the following BEST describes a spirt-tunnel client-to-server VPN connection?

Question211: A cafeteria is lacing lawsuits related to criminal internet access that was made over its guest network. The marketing team, however, insists on keeping the cafeteria phone number as the wireless passphrase. Which of the following actions would Improve wireless security while accommodating the marketing team and accepting the terms of use?

Question212: A SQL server connects over port:

Question213: 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?

Question214: Which of the following is most likely to be implemented to actively mitigate intrusions on a host device?

Question215: 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?

Question216: 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?

Question217: A network technician is installing an analog desk phone for a new receptionist After running a new phone line, the technician now needs to cnmp on a new connector. Which of the following connectors would MOST likely be used in this case?

Question218: Which of the following would be the MOST cost-effective recovery solution for a company's lower-priority applications?

Question219: A firewall administrator observes log entries of traffic being allowed to a web server on port 80 and port 443. The policy for this server is to only allow traffic on port 443. The firewall administrator needs to investigate how this change occurred to prevent a reoccurrence. Which of the following should the firewall administrator do next?

Question220: Which of the following is used when a workstation sends a DHCP broadcast to a server on another LAN?

Question221: A network attack caused a network outage by wiping the configuration and logs of the border firewall. Which of the following sources, in an investigation to determine how the firewall was compromised, can provide the MOST detailed data?

Question222: 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?

Question223: 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?

Question224: 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?

Question225: Which of the following objectives does an evil twin achieve?

Question226: A small office has a wireless network with several access points that are used by mobile devices. Users occasionally report that the wireless connection drops or becomes very slow. Reports confirm that this only happens when the devices are connected to the office wireless network. Which of the following is MOST likely the cause?

Question227: 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?

Question228: Which of the following would be the BEST choice to connect branch sites to a main office securely?

Question229: 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?

Question230: Which of the following protocols uses Dijkstra's algorithm to calculate the LOWEST cost between routers?

Question231: 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?

Question232: Which of the following is MOST appropriate for enforcing bandwidth limits when the performance of an application is not affected by the use of buffering but is heavily impacted by packet drops?

Question233: Which of the following is an example of on-demand scalable hardware that is typically housed in the vendor's data center?

Question234: A technician is searching for a device that is connected to the network and has the device's physical network address. Which of the following should the technician review on the switch to locate the device's network port?

Question235: 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?

Question236: Several users with older devices are reporting intermittent connectivity while in an outdoor patio are a. After some research, the network administrator determines that an outdoor WAP might help with the issue. However, the company does not want the signal to bleed into the building and cause interference. Which of the following should the network administrator perform to BEST resolve the issue?

Question237: A network administrator installed a new data and VoIP network. Users are now experiencing poor call quality when making calls. Which of the following should the administrator do to increase VoIP performance?

Question238: 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?

Question239: Which of the following ports is a secure protocol?

Question240: 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?

Question241: A company has a geographically remote office. In order to connect to the internet, the company has decided to use a satellite WAN link. Which of the following is the GREATEST concern for this type of connection?

Question242: A company's data center is hosted at its corporate office to ensure greater control over the security of sensitive dat a. During times when there are increased workloads, some of the company's non-sensitive data is shifted to an external cloud provider. Which of the following cloud deployment models does this describe?

Question243: 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?

Question244: A company requires a disaster recovery site to have equipment ready to go in the event of a disaster at its main datacenter. The company does not have the budget to mirror all the live data to the disaster recovery site. Which of the following concepts should the company select?

Question245: A website administrator is concerned the company's static website could be defaced by hacktivists or used as a pivot point to attack internal systems. Which of the following should a network security administrator recommend to assist with detecting these activities?

Question246: A network field technician is installing and configuring a secure wireless network. The technician performs a site survey. Which of the following documents would MOST likely be created as a result of the site survey?

Question247: An organization with one core and five distribution switches is transitioning from a star to a full-mesh topology Which of the following is the number of additional network connections needed?

Question248: A network technician is hired to review all the devices within a network and make recommendations to improve network efficiency. Which of the following should the technician do FIRST before reviewing and making any recommendations?

Question249: Which of the following would be used to adjust resources dynamically for a virtual web server under variable loads?

Question250: Which of the following is a valid and cost-effective solution to connect a fiber cable into a network switch without available SFP ports?

Question251: 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?

Question252: 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?

Question253: A network administrator received reports that a 40Gb connection is saturated. The only server the administrator can use for data collection in that location has a 10Gb connection to the network. Which of the following is the best method to use on the server to determine the source of the saturation?

Question254: A technician is installing multiple UPS units in a major retail store. The technician is required to keep track of all changes to new and old equipment. Which of the following will allow the technician to record these changes?

Question255: 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?

Question256: 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:

Question257: 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?

Question258: An attacker sends more connection requests than a server can handle, causing the server to crash- Which of the following types of attacks is this an example of?

Question259: Which of the following layers of the OSI model has new protocols activated when a user moves from a wireless to a wired connection?

Question260: A network technician is implementing a solution that will allow end users to gain access to multiple applications after logging on. Which of the following authentication methods would allow this type of access?

Question261: Which of the following layers of the OSI model receives data from the application layer and converts it into syntax that is readable by other devices on the network?

Question262: While setting up a new workstation, a technician discovers that the network connection is only 100 full duplex (FD), although it is connected to a gigabit switch.
While reviewing the interface information in the switch CLI, the technician notes the port is operating at IOOFD but Shows many RX and TX errors. The technician moves the computer to another switchport and experiences the same issues.
Which of the following is MOST likely the cause of the low data rate and port errors?

Question263: Which of the following is the most likely reason an insurance brokerage would enforce VPN usage?

Question264: Which of the following is the first step a network administrator should take in the troubleshooting methodology?

Question265: 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?

Question266: Which of the following types of attacks can be used to gain credentials by setting up rogue APs with identical corporate SSIDs?

Question267: A technician needs to configure a routing protocol for an internet-facing edge router. Which of the following routing protocols will the technician MOST likely use?

Question268: 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?

Question269: A large metropolitan city is looking to standardize the ability tor police department laptops to connect to the city government's VPN The city would like a wireless solution that provides the largest coverage across the city with a minimal number of transmission towers Latency and overall bandwidth needs are not high priorities. Which of the following would BEST meet the city's needs?

Question270: A user calls the IT department to report being unable to log in after locking the computer The user resets the password, but later in the day the user is again unable to log in after locking the computer Which of the following attacks against the user IS MOST likely taking place?

Question271: 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?

Question272: A newly installed multifunction copier needs to be set up so scanned documents can be emailed to recipients. Which of the following ports from the copier's IP address should be allowed?

Question273: 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?

Question274: A wireless network was installed in a warehouse for employees to scan crates with a wireless handheld scanner. The wireless network was placed in the corner of the building near the ceiling for maximum coverage However users in the offices adjacent lo the warehouse have noticed a large amount of signal overlap from the new network Additionally warehouse employees report difficulty connecting to the wireless network from the other side of the building; however they have no issues when Ihey are near the antenna Which of the following is MOST likely the cause?

Question275: 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?

Question276: A network technician is troubleshooting a port channel issue. When logging in to one of the switches, the technician sees the following information displayed:
Native VLAN mismatch detected on interface g0/1
Which of the following layers of the OSI model is most likely to be where the issue resides?

Question277: 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?

Question278: A network administrator is configuring a database server and would like to ensure the database engine is listening on a certain port. Which of the following commands should the administrator use to accomplish this goal?

Question279: Which of the following would be used when connecting devices that have different physical characteristics?

Question280: Which of the following protocol types describes secure communication on port 443?

Question281: A network administrator needs to set up a file server to allow user access. The organization uses DHCP to assign IP addresses. Which of the following is the best solution for the administrator to set up?

Question282: 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?

Question283: Which of the following IP packet header fields is the mechanism for ending loops at Layer 3?

Question284: Which of the following policies is MOST commonly used for guest captive portals?

Question285: 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?

Question286: 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?

Question287: The Chief Executive Officer of a company wants to ensure business operations are not disrupted in the event of a disaster. The solution must have fully redundant equipment, real-time synchronization, and zero data loss. Which Of the following should be prepared?

Question288: Which of the following is considered a physical security detection device?

Question289: 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?

Question290: 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?

Question291: 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?

Question292: A workstation is configured with the following network details:
Software on the workstation needs to send a query to the local subnet broadcast address. To which of the following addresses should the software be configured to send the query?