EMT Practice Test

1. Question Content...

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Question1: After deployment of a second network link to load balance the network traffic, the quality of voice calls degrades. The network administrator discovers the voice packets are arriving at uneven intervals that cannot be handled by the voice application buffer. Which of the following actions will improve the quality of the voice calls?

Question2: A wireless network is set up in a mesh configuration that has experienced recent growth. Some of the access points are four hops away In the mesh network. Users at these access points are reporting slow download speeds despite being the sole users on the access point. Which of the following would BEST resolve this issue?

Question3: A network manager is concerned about visitors taking advantage of open cubicles at a company's facilities.
Which of the following would mitigate this issue?

Question4: Which of the following is created on a 48-port switch with five active VLANs?

Question5: A client requests a new dynamic address and receives a response from two DHCP servers. Which of the following addressing information would the client use?

Question6: A utility company has installed a wireless device at a residence that allows the company to view power consumption online. The resident reports the 802.11ac home wireless intermittently loses connectivity for about 15 minutes twice a day.
Which of the following is the MOST likely cause?

Question7: A network technician is installing a new PTZ camera for the security department. The camera is capable of being powered via the Ethernet cable, but it is not powering on. The network technician has tested the cable and received positive results. Which of the following is MOST likely the issue?

Question8: A company is experiencing exponential growth and has hired many new employees. New users are reporting they cannot log into their systems, even though they are on the same network. The technician can see physical connectivity to the network switch along with their MAC addresses. Which of the following should the technician check NEXT?

Question9: When speaking with a client, an employee realizes a proposed solution may contain a specific cryptographic technology that is prohibited for non-domestic use. Which of the following documents or regulations should be consulted for confirmation?

Question10: A network technician is configuring network addresses and port numbers for a router ACL to block a peer-to-peer application. Which of the following is the HIGHEST layer of the OSI model at which this router ACL operates?

Question11: A small company is requesting a quote to refresh its wireless network. The company currently runs 60 autonomous APs and has plans to increase wireless density by 50% in the near future. The requirements state that the chosen solution should significantly decrease the management overhead of the current wireless network.
Which of the following should the vendors recommend in response to the quote request?

Question12: The help desk is receiving erase the hard drive to eliminate to a server. A help desk technician suspects the server Is unable to establish a three-way handshake due to a DoS attack. Which of the following commands should a network administrator use to confirm the help desk technician's claim?

Question13: A user has reported an issue with wireless VoIP phones dropping calls during business hours. When working late or in the evenings, the user does not experience call drops. When the network technician investigates the issue, all WAPs have balanced the number of connections evenly and are not dropping off the network. The network technician connects to the wireless network in the user's office and starts a continuous ping to an external server. The results show a drastic and varied response time for each packet. Which of the following is the MOST likely cause of the dropped calls?

Question14: A network technician is implementing a new IPv6 addressing scheme al a local office. This is a large office, and the network manager would like a solution that saves time and allows for automatic addressing of nodes.
Which of the following would BEST accomplish this?

Question15: The management team has instituted a 48-hour RTO as part of the disaster recovery plan. Which of the following procedures would meet the policy's requirements?

Question16: A user has called the help desk with a problem reaching certain servers within the organization. The organization is using RFC 1819 for internal networks. The servers having trouble are configured with the following IP addresses: 192. 130.135.5 and 192.130.135.6. The user cannot connect to the correct servers.
Which of the following explain why this is happening to the user?

Question17: A technician needs to connect several computers in close proximity to control manufacturing equipment in a factory. The medium to connect the computers most be cost effective and suitable for short distances Which of the following mediums should the technician use?

Question18: A technician is troubleshooting intermittent connectivity on a line-of-sight wireless bridge. Which of the following tools should the technician use to determine the cause of the packet loss?

Question19: You have been tasked with testing a CAT5e cable. A summary of the test results can be found on the screen.
Step 1: Select the tool that was used to create the cable test results.
Step 2: Interpret the test results and select the option that explains the results. After you are done with your analysis, click the 'Submit Cable Test Analysis' button.

Question20: A customer warns to be able to separate traffic on a local network without using a router. Which of the following should a technician install?

Question21: Which of the following network topologies is primarily used to connect servers to large network disk arrays?

Question22: A user believes a work email account has been compromised. A technician discovers that an email seeming to be from the user's bank shares the same origin IP address as the last login to the email account. Which of the following types of attack is described in this scenario?

Question23: A VoIP device is not getting power at a new user's desk. The technician tests the components with a PoE injector at the switch and resolves the issue. Which of the following is the MOST likely cause of the issue?

Question24: A Chief Information Officer (CIO) is reviewing a proposal to provide access security for the IT department's restricted area. Which of the following is a preventive measure that should be implemented?

Question25: A network administrator notices a wireless network with the SSID HOME-33BC-5G that has a high signal strength and open authentication. When the administrator connects to the SSID, corporate servers can be accessed. Which of the following has the network administrator discovered?

Question26: A web server administrator has changed the domain registrar's A record for the company's website. External users can reach the website, but internal users are unable to do so. The web server is accessible by typing the internal IP into a web browser. Which of the following is the reason why the web server cannot be accessed?

Question27: A technician is asked to provide centralized SSID management across the entire WAN. The BEST solution would be to:

Question28: A new printer was assigned a static IP address within the DHCP scope of a QA subnet. There are 243 workstations on the LAN five servers, and four existing printers on the network. The network administrator configured the network with the following parameters:
192.168.51 -192 168.5 5 static IPs assigned to servers
192.168.5.6 -192 168.5 250 DHCP scope for workstations
192.168.5.251 -192.168.5 254 static IPs assigned to printers
Which of the following should the network administrator perform to minimize the disruption to the users and keep the LAN secure while setting up the new printer?

Question29: Which of the following protocols would enable a company to upgrade its Internet connection by acquiring its own public IP prefixes and autonomous system number?

Question30: Which of the following components acts as an intermediary device between the internal user's PC and external web servers to provide caching services that save on Internet bandwidth resources?

Question31: Which of the following can a network administrator use to access a network switch using standard AAA configurations?

Question32: A security administrator wants to implement the ability to prevent an unauthorized user from tailgating into the office building. Which of the following should be implemented?

Question33: During a weekend event, several people reported they were unable to get onto the wireless network. On Monday, the technician could not find a problem. Which of the following is the MOST likely cause?

Question34: A network technician is assisting a user who has relocated to a newly constructed office space. The user has no network connectivity. A cable tester was used on the port and is reporting that the pairs are open. Which of the following should be used to remedy this problem?

Question35: A network technician needs to dedicate a range of addresses in DHCP for statically assigned servers and network devices. Which of the following should be configured to BEST accomplish this?

Question36: A company has just installed a new cloud VoIP solution, however, users occasionally report poor call quality or dead air being present. Which of the following describes the NEXT troubleshooting step the technician should take?

Question37: A network administrator needs to be able to burst datacenter capacity during peak times, but does not want to pay for on-premises hardware that is not used during off-peak times. Which of the following would aid in this scenario?

Question38: A company's users have been reporting excessive latency when connecting to the Internet. The network administration team submitted a change request to upgrade all the obsolete network equipment from 100Mbps to 1Gbps and It was approved. Which of the following documentation types will be needed to measure the success or failure of the upgrade project?

Question39: A company recently completed construction of a new remote office. The network administrator needs to set up new network devices, such as printers and a local file server, at the remote location. The new devices need to be configured on the same Layer 2 network as the main office. Which of the following should the network administrator configure?

Question40: A network administrator is attempting to limit the installation of malware on company workstations. The administrator wants to remove root access from the user accounts. Which of the following is this an example of?

Question41: A wireless technician needs to deploy a single 802.11 standard that supports both 2.4GHz and 5GHz frequencies with up to 40MHz channel widths. Which of the following wireless standards should the technician configure?

Question42: A network technician needs to implement a network security control on a switch. The solution needs to be non-invasive and prevent guests and unauthorized users from accessing the company's network Which of the following would BEST meet these requirements?

Question43: A network technician is creating a diagram of network termination points in the building. The technician diagrammed the core network room and now needs to diagram the auxiliary network closets. Which of the following is the technician MOST likely going to add to the diagram?

Question44: Which of the following DNS record types assists with the routing of email?

Question45: A network team at a large company has received funding for a WiFi refresh. One of the requirements in the RFP is the new WLAN infrastructure must provide APs that support multiple streams of information at the same time. For which of the following WiFi features is the network team looking?

Question46: A customer has asked a technician to upgrade the wireless router to the fastest speed possible. The technician performs a site survey and notices several older devices will not be able to connect to router that operates In the 5GHz range. Which of the following options should the technician suggest to the customer?

Question47: Two buildings are connected with 802.11a wireless bridges using omnidirectional antennas However, the connection between the two bridges often drops Which of the following would be the BEST solution?

Question48: An NGFW alerts that a web server in the DMZ is sending suspicious traffic. A network administrator finds that port 25 is open, and the traffic is originating from this port. The only purpose of this server is to deliver website traffic. Which of the following should the network administrator recommend to the systems administrator?

Question49: A new employee is unable to access any network resources. All other users are able to access the network at
100Mbps No IP address, subnet mask or default gateway is displayed on the new employee's workstation The network administrator determinates all connectors using the correct standard Upon further investigation the network administrator also notices the following:
Wire map results from the user patch cable lo the patch cable connecting to the switch:
* Pins 5 and 7 are short
* The distance is 200ft (61m)
Additional observations on the switch
* The VLAN is set correctly
* The port is not disabled
* The duplex "speed settings are correct
* Port LEOs are off for that port.
* The port is set to untagged.
Which of the following is the MOST likely reason the new employee is having network issues?

Question50: A company has decided to allow certain users lo work remotely by opening up a VPN connection through the firewall. The security policy has been updated to allow VPN connections only from certain users and lo specific areas on the network Along with configuring the correct policies on the firewall, which of the following also needs to be configured on users' mobile devices to allow these VPN connections?

Question51: A network administrator is securing the wireless network in a multitenant building. The network uses a passphrase for authentication so it is easy to allow guests onto the wireless network, but management would like to prevent users from outside the office space from accessing the network. Which of the following security mechanisms would BEST meet this requirement?

Question52: Which of the following is an IPv6 transition mechanism in which network devices utilize IPv4 and IPv6 at the same time?

Question53: Which of the following would a network technician MOST likely connect to power wireless access points in drop ceilings?

Question54: A network technician is installing a new network switch in the MDF. The technician is using fiber to connect the switch back to the core. Which of the following transceiver types should the technician use?

Question55: A store owner would like to have secure wireless access available for both equipment and patron use. Which of the following features should be configured to allow different wireless access through the same equipment?

Question56: A company needs to implement a fault-tolerant server configuration after the failure of its database server. The company decides to implement load-balancing redundant servers. Which of the following should be used for file storage for the servers?

Question57: A network technician is supporting a library system that w ants to streamline the checkout of books and media.
Which of the following technologies will the technician MOST likely use to facilitate this initiative?

Question58: Which of the following is the MOST secure type of remote administration?

Question59: A user is connected to the guest wireless network for a video conference with colleagues. The user's computer shows a strong wireless signal, and websites seem to load without issue but the voice and video have periods of choppiness. Which of the following would BEST identify the Issue?

Question60: A network administrator discovered a rogue access point was sending a signal from inside the corporate headquarters. Which of the following would prevent the access point from providing access to the company's internal network?

Question61: Several open conference rooms have active wired network connections. To discourage unauthorized users a network technician wants to require users in the conference rooms to authenticate to the network before gaining access. Which of the following would be the BEST network technology to use?

Question62: 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?

Question63: A network technician is installing a network printer in a factory setting. The connection from the switch contains an LC connector, yet the printer only supports an RJ45 connector. Which of the following should the technician use?

Question64: Joe, a network technician, wants to locally back up several router and switch configurations. He wants to store them on a server that can be accessed easily for recovery without authentication. Which of the following servers should Joe use?

Question65: Which of the following attacks blocks access to resources by flooding that resource with invalid requests?

Question66: Joe, a network technician, has received a report that one of his clients is experiencing an issue connecting to the network. Joe observes two clients are connected to a hub, which is connected to separate wall jacks. Which of the following has MOST likely occurred?

Question67: A user does not have access to network services but has Internet access. The technician notices the computer has an IP address of 192.168.1.144 when the network is 10.10.10.0. Which of the following is MOST likely the issue?

Question68: A bookstore uses a Faraday cage to comply with credit card regulations Customers report that their cellular phones have no signal when they are in the bookstore Which of the following is the MOST likely cause?

Question69: A user in the finance department can access the department printer and file server yet is unable to print to the marketing department's printer. A technician runs ipconfig and sees the following output:
IPv4 Address. . . . . . . . . . . : 192.168.0.101
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Default Gateway . . . . . . . . . : 192.168.1.1
The technician has verified the user's PC is in the proper VLAN and sees an UP/UP status on the switchport.
Which of the following is MOST likely causing the issue?

Question70: A network technician is installing a new fiber-optic connection between two buildings on a campus network.
When the network technician connects the fiber at the second location, the interface link light does not light up. Which of the following should the technician do NEXT?

Question71: Which of the following network topologies typically has all devices on a network directly connected to every other network device?

Question72: Which of the following BEST explains why a network engineer would use a wireless mesh network when connecting sensors to a sensor gateway?

Question73: A user is reporting poor network performance A network technician starts by looking at port statistics on that user's connected switchport. The technician notices there is a high level of collisions on the port. Which of the following is the MOST likely cause?

Question74: A request is made to open an additional port on a firewall. The request is approved, and the port is opened.
Which of the following BEST describes this process?

Question75: A Chief Information Officer (CIO) wants a third party to verify the security surrounding an enterprise SQL database server. Which of the following services should the CIO implement?

Question76: A network technician receives a switch that is configured to support VLANs on its ports. At which of the following layers is this switch operating?

Question77: Management requires remote access to network devices when the ISP is down. Which of the following devices would provide the BEST solution?

Question78: Employees at a company report that they are unable to access the Internet. A network technician notices the workstations are receiving IP addresses that do not follow the IP addressing scheme of the corporate network.
Upon further inspection, the technician finds an employee has plugged a rogue wireless router Into the corporate network. Which of the following settings would have prevented this situation?

Question79: A network engineer is hardening the security of a remote office. The firewall at this location needs to remain accessible for remote management by technicians. The firewall vendor advises disabling port 443 from WAN-facing access. In addition to disabling port 443, which of the following can the engineer do to MOST effectively balance the remote connectivity and security needs for this site?

Question80: A network technician does not have access to the GUI of a server and needs to adjust some network properties.
Given the command:

Which of the following is the technician attempting to alter?

Question81: A network administrator wants to ensure devices on the network are not susceptible to published exploits.
Which of the following will the administrator MOST likely conduct?

Question82: A network technician arrives at a remote office and is unable to connect a laptop to corporate resources using the wireless network. After checking the IP address, the network technician notices the assigned IP address does not belong to the corporate network IP scheme. Which of the following has the network technician discovered?

Question83: Which of the following technologies requires a username and password to authenticate to a backbone network?

Question84: A technician needs to add ten additional Ethernet ports to a small office network. A new basic function switch Is added. Hosts connected to the new switch are unable to see any computers on the network other than those connected to the new switch. Which of the following should the technician perform to ensure the hosts on the new switch can communicate with the existing network?

Question85: A new DSL circuit was installed to replace the cable service and is not functioning. A network administrator needs to create a cable to connect the circuit. Which of the following connector types should the network administrator use on the cable?

Question86: Which of the following protocols is used to transport outgoing mail across networks?

Question87: A network administrator is configuring a link-state routing protocol for traffic. Which of the following routing protocols should be implemented?

Question88: A network administrator needs to extend an organization's network to a nearby building that has unused SMF already installed. The network administrator has decided to create a switch-to-switch uplink. Which of the following standards would be the BEST to use?

Question89: A technician needs to manage a Linux-based system from the GUI remotely. Which of the technician should the technician deploy?

Question90: A network administrator has configured the network on each floor of a four-story building to have the following different subnets: 10.0.10.0/24, 127.0.0.0/24, 172.16.0.0/24, and 192.168.255.0/24. After implementing these networks, the administrator realizes there has been a mistake. Which of the following BEST describes the mistake?

Question91: A company recently implemented a new VoIP solution to replace copper lines that cost too much to maintain.
Users have been complaining of the voice quality when they are on phone calls, and management wants the network team to address the concerns. Which of the following should the network team do to improve the performance and security of the VoIP phones?

Question92: A network technician Is segmenting network traffic Into various broadcast domains. Which of the following should the network technician utilize?

Question93: Which of the following storage types allows for the connection of storage devices that are located several miles apart?

Question94: Devices on a network will need to obtain DHCP leases from a server on a different network. Which of the following must the engineer Implement for DHCP to forward requests to the designated server?

Question95: Allowing data to be centrally stored and accessed by multiple devices on an isolated subnet is BEST understood as:

Question96: A technician is moving a company to a cloud email service. Several external recipients are reporting that email sent from the company is going to their junk folders because the sender's identity cannot be verified. Which of the following DNS record types should the technician modify to minimize this problem?

Question97: A network technician discovers there is no connectivity on a T1 line even though the cable connection appears to be in place. The router shows there is no active connection on the port. The issue is occurring between the demarcation point and the router port. The router cable tests fine and is terminated at the demarcation panel.
Which of the following tools should be used to fix the issue?

Question98: A network administrator is reviewing security logs and notes a strange IP address logging into the management console of a switch. The administrator verifies the switch is not using default credentials. Which of the following steps should the administrator take NEXT?

Question99: A server administrator is building an email server. To protect the corporate/internal network from external users, the email server should be placed:

Question100: A network technician is upgrading the software on a switch, but the switch will no longer boot after the upgrade. Which of the following should the network technician have verified before the upgrade?

Question101: Which of the following services describes a distribution model in which applications are hosted by a service provider and made available to users?

Question102: A network engineer needs to connect two network switches with a gigabit link. The proposed route to run the
164ft (50m) cable is directly underneath a large electrical generator. Which of the following cable types would BEST fit the needs of the network engineer?

Question103: An attacker quickly gains administrative access to a network device. Which of the following MOST likely allowed the attacker to guess the password?

Question104: A wireless administrator has configured a secure wireless network that can only be associated to specific domain accounts. This was done to help mitigate any risks associated with the wireless signal propagating outside of the facility. Which of the following has the administrator implemented?

Question105: A Chief Information Security Officer (CISO) has learned of a zero-day exploit that is being used against a vendor product that is currently deployed within the organization. The network team needs to provide a list of potentially vulnerable assets for the network security team to scan. Which of the following will the network learn MOST likely use?

Question106: A company is implementing a new firewall. The firewall is configured to allow only TCP ports 80 and 443 to exit the network and allow the same traffic back into the network using inbound stateful packet filtering. Users are not able to access URLs of common websites they visit. Which of the following is the MOST likely cause of the issue?

Question107: A company must create a way for partners to access a web portal to update documents for a project. This should be done only via web browser in a transparent way for the users. Which of the following should be used?

Question108: Which of the following BEST describes the RADIUS authentication service protocol?

Question109: Which of the following allows for file-level network storage?

Question110: A technician is preparing to dispose of old network devices. Which of the following policies and best practices would outline procedures for removing sensitive information and configurations from surplus equipment?

Question111: To increase security and usability of the wireless network, a back-end RADIUS server is used to authenticate users. Which of the following encryptions methods should be used to accomplish this?

Question112: Company policy dictates that full backups are taken every Sunday evening, and incremental backups occur Monday through Saturday in the evening. If data loss were to occur on a Thursday before the backup window, which of the following is the number of backup sets that would be needed to retrieve the lost data come Friday morning?

Question113: A technician recently installed a new wireless access point for a SOHO with the latest wireless technologies After the installation users with older laptops report their laptops no longer show the wireless network SSID, whereas users with newer equipment do not have this issue. Which of the following is MOST likely the cause?

Question114: A company wishes to allow employees with company-owned mobile devices to connect automatically to the corporate wireless network upon entering the facility. Which of the following would BEST accomplish this objective?

Question115: Ann. a user, reports that her desktop phone is not working on one cable. However, that cable provides connectivity to her laptop. A technician determines PoE is not provided to the end device. Which of the following is MOST likely the cause?

Question116: A network administrator wants to connect to a remote device via SSH. Which of the following layers of the OSI model is the protocol using?

Question117: A department is reporting network Issues. Users can ping each other and the switch, but not the default gateway. When looking at a wiring diagram and a physical blueprint, a technician notices the 1000BaseLX SFP connects to a distribution switch via a cable that runs behind a large Industrial refrigerator. The technician also notices both switches have been worked on recently. Which of the following Is MOST likely the issue?

Question118: Users report that the network is slow. Upon investigation, the technician notices all users are on one large subnet. Which of the following devices should be used to break up broadcast domains?

Question119: A technician discovered a company computer had a virus but was unable to remove it. The technician decided to erase the hard drive to eliminate the threat .Which of the following policies did the technician violate'?

Question120: A technician is installing a SOHO router. Which of the following should be performed on every installation and periodically maintained to prevent unauthorized access? (Choose two.)

Question121: A network technician is troubleshooting a laptop that does not have wireless connectivity. The technician Determines the wireless network is functioning as expected. The laptop does not show any SSIDs or allow the technician to modify network settings. Which of the following should the technician check FIRST?

Question122: A zero-day vulnerability is discovered that affects a specific network device. This vulnerability only affects services on port 21. This network device is restricted to use only secure protocols and services. Which of the following explains why this device is secure?

Question123: A network technician has discovered malicious traffic exiting the network on a specific port. The technician is working with the security team to modify the ACL on the company's firewall. Which of the following should be updated immediately?

Question124: A network technician is configuring a new firewall for a company with the necessary access requirements to be allowed through the firewall. Which of the following should be applied as the LAST rule in the firewall?

Question125: A network technician built a wireless network in a ten-story office building but has found it does not perform well. The technician performed the following steps during the installation:
* Researched and decided that 802.11ac would be the best technology
* Ensured the switch supports PoE+
* Purchased an AP for each floor and spare APs in case of failure
* Put each AP into non-overlapping channels
Which of the following is the MOST likely reason users are experiencing poor performance?

Question126: You have been tasked with implementing an ACL on the router that will:
1. Permit appropriate, secure remote-access technologies from the management network to all other local network segments. Explicitly deny all other traffic from the management network
2. Ensure the user subnet cannot remotely menage devices in the Linux and Windows Server segments
3. Prohibit any traffic that has not been specifically allowed.

Question127: A network technician is installing a new lab network for systems engineers to test patches and updates in a simulated production environment. The engineers have requested that the lab network have unrestricted access to the Internet, but they want to limit connectivity from the LAN to the systems engineers only. Which of the following will the technician MOST likely implement to meet these requirements?

Question128: While attempting to add a new computer to the company network the network technician is unable to connect automatically. The technician runs a command and is presented with the following output:

The technician assigns a static IP address and is able to connect to the network. Which of the following BEST describes the cause of the issue?

Question129: A network engineer configured new Firewalls with the correct configuration to be deployed to each remote branch. Unneeded services were disabled, and all firewall rules were applied successfully. Which of the following should the network engineer perform NEXT to ensure all the firewalls are hardened successfully?

Question130: A network engineer is planning to connect a legacy network switch to a core switch for redundancy. The proposed cable will run in the celling above high-voltage industrial equipment and fluorescent lights. The legacy switch has 1000BASE-T ports with no expansion slots. The engineer has decided to use multimode cable to make this connection. Which of the following will be needed to connect the two switches?

Question131: As part of a new datacenter upgrade project, the security manager has asked for additional physical security to prevent asset theft. Which of the following technologies should be implemented?

Question132: A network technician receives a trouble ticket and speaks to the user who is experiencing the issues with the application. Which of the following should the technician perform NEXT?

Question133: Which of the following IEEE standards explains the characteristics of how PoE should operate in a switched network?

Question134: A technician has received a report that details the need for a patch and a complete list of the affected systems.
Which of the following activities MOST likely generated the report?

Question135: A technician recently ran a new cable over fluorescent lighting. Assuming the technician used the appropriate cables, which of the following connectors should be used to terminate it?

Question136: A network technician is reviewing switch ACLs to determine if they are causing communication issues with one PC. The PC's IP address is 192.168.12.66. Which of the following is the network range found in the ACL that could have affected this PC?

Question137: A network technician is performing a firmware upgrade on a switch. The firmware needs to be downloaded to the device. Which of the following methods should the technician use to retrieve the updated firmware?

Question138: A technician wants to have the ability to transfer files from home to the company's network on a regular basis.
Which of the following is a remote access protocol the technician can utilize to bypass interactive user authentication by using a list of known host public keys?

Question139: Which of the following concepts would MOST likely be used to identify individual pieces of hardware throughout their life cycle?

Question140: A network technician is investigating why a user cannot print to the network printer. The technician wants to determine if anything has changed. Which of the following actions would be the BEST example of this troubleshooting step?

Question141: A network technician is attempting to update firmware on a router but cannot physically locate the router.
Which of the following would show where to locate router?

Question142: A technician is wiring a new digital subscriber line in the corporate MDF. Which of the following marks the termination point?

Question143: Which of the following relies on metrics such as total number of connections or CPU'RAM usage to help maintain performance and availability?

Question144: An on-site systems administrator is attempting to log in to several workstations remotely to apply patches. One of the systems on the network is refusing the connection. The administrator is able to log in locally and apply patches. Which of the following should the administrator perform to allow for remote administration?

Question145: A remote user is required to upload weekly reports to a server at the main office. Both the remote user and the server are using a Windows-based OS. Which of the following represents the BEST method for the remote user to connect to the server?

Question146: A few weeks after starting a new position, Joe, a junior network administrator, receives a call from an internal number asking for his username and password to update some records. Joe realizes this may be a type of attack on the network, since he has full access to network resources. Which of the following attacks is described?

Question147: A technician purchasing equipment for a company has determined that several new employees will require new wired workstations. Which of the following is the network technician likely to recommend to add the employees to the existing infrastructure?

Question148: A malicious traffic exiting the network on a specific port. The technician is working with the security team to modify the ACL on the company's firewall. Which of the following should be updated immediately?

Question149: A technician is working on a Linux VM in a lab environment to become more familiar with the operating system. The technician has configured a basic website and wants to allow access to it from a different machine on the local network. Which of the following should the technician do so other machines can connect?

Question150: A system administrator reports that one of the two domain name servers does not seem to be responding to DNS requests from clients. The servers are both up and running, name service is running on them, and DNS requests appear in the logs. Both servers respond to queries made at the console. Which of the following tools should the systems administrator use to gather more information?

Question151: An ISP technician frequently needs to administer a router remotely in the event of a configuration error or WAN outage. Which of the following technologies would facilitate the required connectivity?

Question152: First thing on Monday morning, after a maintenance weekend, the help desk receives many calls that no one can access the Internet. Which of the following types of documentation should the on-call network administrator consult FIRST?

Question153: A company will be hosting a large workshop for local business leaders, and management wants to provide an easy-to-connect-to guest wireless network for them to access while on site. The network will be disabled after the workshop. The current wireless network has the option to enable a segmented guest network that has not been implemented. Which of the following authentication methods should be used to make the network EASIEST for guests to access?

Question154: A network technician receives a report that the company's intranet web server is not responding. The technician verifies successful connectivity to the server via the ping and tracert commands. The technician also verifies the routers and switches are online and operational, and then runs Telnet to port 80 and receives a response. Which of the following troubleshooting steps should the technician perform NEXT?

Question155: A technician is sent to troubleshoot a faulty network connection. The technician tests the cable, and data passes through successfully. No changes were made in the environment, however, when a network device is connected to the switch using the cable, the switchport will not light up. Which of the following should the technician attempt NEXT?

Question156: A technician is troubleshooting a server In the finance office that hosts an internal accounting program. The ticketing desk has received several calls from users reporting that access to the accounting program is degraded, and they are experiencing severe delays, sometimes timing out entirely. The problem has been isolated to the server. Which of the following tools should the technician use on the server to narrow down the issue?

Question157: A network administrator wants to ensure all traffic is inspected and abides by the AUP, and that malicious traffic is stopped. Which of the following features should be enabled on a firewall to meet this requirement?

Question158: A network technician has established an internal HTTP connection from a browser to the web server to access an organization's intranet services in which of the following layers of the OSI model is the HTTP protocol found?

Question159: A network technician is reviewing the following output from a router:

Which of the following is this an example of?

Question160: A network technician recently installed a new Layer 2 switch. After scanning the device, the network administrator mentions there is traffic on port 23. Which of the following should the network technician have done during the installation?

Question161: Which of the following should be configured to allow for IP-to-name resolutions?

Question162: A network technician notices that switches of the same model have different commands and security features while administering them. Which of the following hardening techniques should the technician perform on a regular schedule to ensure all switches have the same features and security functionality?

Question163: Which of the following protocols is used by Active Directory for authentication?

Question164: A site was hit with ransomware on two occasions in the past month. Which of the following would be the BEST solution for a technician who wants to reduce this frequency?

Question165: Joe, a technician, was able to copy data at a site with no network equipment between two new laptops, featuring gigabit Ethernet ports, by using a regular straight-through patch cable. Joe then unsuccessfully tried to accomplish the same thing at a different site from his laptop with a gigabit Ethernet port to an older customer unit, which had a 10/100 network port. Which of the following is the cause of this?

Question166: A technician needs to back up network devices to a central location to prepare for a natural disaster. Which of the following should the technician use?

Question167: A network technician has been asked to install an additional switch in an IDF, but all of the single-mode fiber is in use between the IDF and MDF. The technician has deployed new transceivers that allow for the use of a single fiber stand, providing the additional fiber needed for the new switch. Which of the following has the technician deployed?

Question168: A network administrator reviews the following command output while troubleshooting a system that is unable to connect to the www.comptia.com website:

Which of the following is the reason the system cannot connect?

Question169: An administrator is redesigning a company's network and wants to reduce the amount of hardware needed Currently, all VLAN routing goes out a single switch interface to a router. Which of the following would reduce the number of devices in this configuration?

Question170: A network technician receives the following command output from a Linux-based machine:

Which of the following commands did the network technician run?

Question171: A technician is configuring a new email server and needs to modify DNS records. Which of the following records should the technician update to ensure email functions as expected?

Question172: Two buildings used to be connected by a wireless bridge, but they are upgrading to fiber. Which of the following new devices would be required at the demarcation points?

Question173: A network technician is troubleshooting a PC that cannot access the Internet. However, the PC responds to ICMP echo requests from the same subnet. Which of the following is the MOST likely reason the PC cannot communicate externally?

Question174: Due to an increase in wireless demand, 50 additional access points were installed as part of an expansion project. Each device was configured and managed separately, working with its own configuration. Which of the following network devices would assist the network team with reducing complexity and enforcing policies on the WLAN?

Question175: Which of the following components can be used to manage network traffic to all nodes in a hypervisor?

Question176: A network analyzer captures traffic from a host that is sending 802.1q traffic to a Layer 3 switch Which of the following attacks is occurring?

Question177: A network engineer wants to change how employees authenticate to the wireless network. Rather than providing a pre-shared key, the engineer wants employees to be able to authenticate with the same unique company user ID and password they use for accessing other services, such as email and document sharing. The engineer also wants to receive daily reports of login attempts on the wireless network. Which of the following should be installed to achieve this goal?

Question178: A network engineer has been assigned a support ticket for a PC that will not connect to the network in a new area of the building. The engineer knows the PC should be assigned to the PC VLAN (VLAN 1101) and should have an IP in the 172.16.250.0/22 range. While talking with the hardware team, the engineer is told this is the first PC to be installed in this area. The engineer then logs into the edge switch the PC is connected to and looks at the configuration. Given the output below:

Which of the following BEST explains the reason why the PC cannot connect?

Question179: A network support team needs to install a wireless network at a new branch office. The team must provide the strongest security to prevent unauthenticated users from viewing the traffic on the wireless network Which of the following solutions would BEST meet these needs?

Question180: A network technician is running copper cable from a core switch to a network closet that is approximately
574ft(175m) away. Which of the following should the technician use to accomplish this?