EMT Practice Test

1. Question Content...

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Question1: Which of the following is most commonly associated with many systems sharing one IP address in the public IP-addressing space?

Question2: SIMULATION
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.

Question3: A network administrator needs to add 255 useable IP addresses to the network. A /24 is currently in use. Which of the following prefixes would fulfill this need?

Question4: A company wants to implement a disaster recovery site or non-critical applicance, which can tolerance a short period of downltime. Which of the followig type of sites should the company impelement to achive this goal?

Question5: A network administrator is configuring access points for installation in a dense environment where coverage is often overlapping. Which of the following channel widths should the administrator choose to help minimize interference in the 2.4GHz spectrum?

Question6: A user is unable to navigate to a website because the provided URL is not resolving to the correct IP address. Other users are able to navigate to the intended website without issue. Which of the following is most likely causing this issue?

Question7: A network administrator suspects users are being sent to malware sites that are posing as legitimate sites. The network administrator investigates and discovers that user workstations are configured with incorrect DNS IP addresses. Which of the following should the network administrator implement to prevent this from happening again?

Question8: A network engineer configures a new switch and connects it to an existing switch for expansion and redundancy. Users immediately lose connectivity to the network. The network engineer notes the following spanning tree information from both switches:
Switch 1
Port State Cost
1 Forward 2
2 Forward 2
Switch 2
Port State Cost
1 Forward 2
2 Forward 2
Which of the following best describes the issue?

Question9: Which of the following steps of the troubleshooting methodology should a technician take to confirm a theory?

Question10: A wireless technician wants to implement a technology that will allow user devices to automatically navigate to the best available frequency standard. Which of the following technologies should the technician use?

Question11: Which of the following attacks can cause users who are attempting to access a company website to be directed to an entirely different website?

Question12: An organization has a security requirement that all network connections can be traced back to a user. A network administrator needs to identify a solution to implement on the wireless network. Which of the following is the best solution?

Question13: Which of the following requires network devices to be managed using a different set of IP addresses?

Question14: Which of the following attacks utilizes a network packet that contains multiple network tags?

Question15: SIMULATION
A network technician needs to resolve some issues with a customer's SOHO network.
The customer reports that some of the devices are not connecting to the network, while others appear to work as intended.
INSTRUCTIONS
Troubleshoot all the network components and review the cable test results by Clicking on each device and cable.
Diagnose the appropriate component(s) by identifying any components with a problem and recommend a solution to correct each problem.


Cable Test Results:
Cable 1:

Cable 2:
Cable 3:
Cable 4:

Question16: A network administrator is deploying a new switch and wants to make sure that the default priority value was set for a spanning tree. Which of the following values would the network administrator expect to see?

Question17: A network engineer is completing a new VoIP installation, but the phones cannot find the TFTP server to download the configuration files. Which of the following DHCP features would help the phone reach the TFTP server?

Question18: A network administrator is in the process of installing 35 PoE security cameras. After the administrator installed and tested the new cables, the administrator installed the cameras. However, a small number of the cameras do not work. Which of the following is the most reason?

Question19: A network administrator is configuring a new switch and wants to ensure that only assigned devices can connect to the switch. Which of the following should the administrator do?

Question20: A Chief Executive Officer (CEO) of a company purchases a new phone that will be used while traveling to different countries. The CEO needs to be able to place outgoing calls and receive incoming calls on the phone using a SIM card. Which of the following cellular technologies does the CEO's phone need?

Question21: Which of the following is a company most likely enacting if an accountant for the company can only see the financial department's shared folders?

Question22: A company upgrades its network and PCs to gigabit speeds. After the upgrade, users are not getting the expected performance. Technicians discover that the speeds of the endpoint NICs are inconsistent. Which of the following should be checked first to troubleshoot the issue?

Question23: A network administrator needs to set up a multicast network for audio and video broadcasting. Which of the following networks would be the most appropriate for this application?

Question24: A user's home mesh wireless network is experiencing latency issues. A technician has:
Performed a speed test.
Rebooted the devices.
Performed a site survey.
Performed a wireless packet capture.
The technician reviews the following information:

The technician notices in the packet capture that frames were retransmitted. Which of the following is the most likely cause of the user's network issue?

Question25: Which of the following network traffic type is sent to all nodes on the network?

Question26: Which of the following can support a jumbo frame?

Question27: A network administrator wants to configure a backup route in case the primary route fails. A dynamic routing protocol is not installed on the router. Which of the following routing features should the administrator choose to accomplish this task?

Question28: Which of the following is the most closely associated with segmenting compute resources within a single cloud account?

Question29: To reduce costs and increase mobility, a Chief Technology Officer (CTO) wants to adopt cloud services for the organization and its affiliates. To reduce the impact for users, the CTO wants key services to run from the on-site data center and enterprise services to run in the cloud. Which of the following deployment models is the best choice for the organization?

Question30: Which of the following network cables involves bounding light off of protective cladding?

Question31: A network manager wants to implement a SIEM system to correlate system events. Which of the following protocols should the network manager verify?

Question32: A network administrator performed upgrades on a server and installed a new NIC to improve performance. Following the upgrades, usera are unable to reach the server. Which of the following is the most likely reason.

Question33: Which of the following should be configured so users can authenticate to a wireless network using company credentials?

Question34: A systems administrator is configuring a new device to be added to the network. The administrator is planning to perform device hardening prior to connecting the device. Which of the following should the administrator do first?

Question35: A network technician is examining the configuration on an access port and notices more than one VLAN has been set. Which of the following best describes how the port is configured?

Question36: A network administrator is notified that a user cannot access resources on the network. The network administrator checks the physical connections to the workstation labeled User 3 and sees the Ethernet is properly connected. However, the network interface's indicator lights are not blinking on either the computer or the switch. Which of the following Is the most likely cause?

Question37: A network administrator needs to assign IP addresses to a newly installed network. They choose 192.168.1.0/24 as their network address and need to create three subnets with 30 hosts on each subnet. Which of the following is a valid subnet mask that will meet the requirements?

Question38: Which of the following disaster recovery concepts is calculated by dividing the total hours of operation by the total number of units?

Question39: A company's network is experiencing high latency and packet loss during peak hours. Network monitoring tools show increased traffic on a switch. Which of the following should a network technician implement to reduce the network congestion and improve performance?

Question40: Which of the following can also provide a security feature when implemented?

Question41: Which of the following is the correct order of components in a bottom-up approach for the three-tier hierarchical model?

Question42: Which of the following must be implemented to securely connect a company's headquarters with a branch location?

Question43: Which of the following is created to illustrate the effectiveness of wireless networking coverage in a building?

Question44: Network administrators are using the Telnet protocol to administer network devices that are on the 192.168.1.0/24 subnet. Which of the following tools should the administrator use to best identify the devices?

Question45: SIMULATION
A network technician replaced an access layer switch and needs to reconfigure it to allow the connected devices to connect to the correct networks.
INSTRUCTIONS
Click on the appropriate port(s) on Switch 1 and Switch 3 to verify or reconfigure the correct settings:
* Ensure each device accesses only its
correctly associated network.
* Disable all unused switchports.
. Require fault-tolerant connections
between the switches.
. Only make necessary changes to
complete the above requirements.

Question46: A network administrator is connecting two Layer 2 switches in a network. These switches must transfer data in multiple networks. Which of the following would fulfill this requirement?

Question47: A network engineer is designing a secure communication link between two sites. The entire data stream needs to remain confidential. Which of the following will achieve this goal?

Question48: A network consultant needs to decide between running an ethernet uplink or using the built-in 5GHz-to-point functionality on a WAP. Which of the following documents provides the best information to assist the consultant with this decision?

Question49: Which of the following is used to estimate the average life span of a device?

Question50: SIMULATION
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.

Question51: Which of the following steps in the troubleshooting methodology would be next after putting preventive measures in place?

Question52: A technician is planning an equipement installation into a rack in a data center that practices hot aisle/cold aise ventilation. Which of the following directions should the equipement exhaust face when installed in the rack?

Question53: Which of the following best describes the transmission format that occurs at the transport layer over connectionless communication?

Question54: Which of the following allows a remote user to connect to the network?

Question55: 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?

Question56: Which of the following network devices converts wireless signals to electronic signals?

Question57: Which of the following best explains the role of confidentiality with regard to data at rest?

Question58: A company wants to implement data loss prevention by restricting user access to social media platforms and personal cloud storage on workstations. Which of the following types of filtering should the company deploy to achieve these goals?

Question59: Before using a guest network, an administrator requires users to accept the terms of use Which of the following is the best way to accomplish this goal?

Question60: Which of the following disaster recovery metrics is used to describe the amount of data that is lost since the last backup?

Question61: An investment bank is seeking a DR backup solution. Which of the following provides the most cost-effective backup site?

Question62: A company's marketing team created a new application and would like to create a DNS record for newapplication.comptia.org that always resolves to the same address as www.comptia.org. Which of the following records should the administrator use?

Question63: An administrator is setting up an SNMP server for use in the enterprise network and needs to create device IDs within a MIB. Which of the following describes the function of a MIB?

Question64: A network engineer performed a migration to a new mail server. The engineer changed the MX record, verified the change was accurate, and confirmed the new mail server was reachable via the IP address in the A record. However, users are not receiving email. Which of the following should the engineer have done to prevent the issue from occurring?

Question65: Which of the following should a network administrator configure when adding OT devices to an organization's architecture?

Question66: Which of the following is a characteristic of the application layer?

Question67: SIMULATION
A network administrator has been tasked with configuring a network for a new corporate office. The office consists of two buildings, separated by 50 feet with no physical connectivity. The configuration must meet the following requirements:
. Devices in both buildings should be
able to access the Internet.
. Security insists that all Internet traffic
be inspected before entering the
network.
. Desktops should not see traffic
destined for other devices.
INSTRUCTIONS
Select the appropriate network device for each location. If applicable, click on the magnifying glass next to any device which may require configuration updates and make any necessary changes.
Not all devices will be used, but all locations should be filled.
If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

Question68: A network administrator is implementing security zones for each department. Which of the following should the administrator use to accomplish this task?

Question69: An organization requires the ability to send encrypted email messages to a partner from an email server that is hosted on premises. The organization prefers to use the standard default ports when creating firewall rules. Which of the following ports should be open to satisfy the requirements?

Question70: Which of the following is the most secure way to provide site-to-site connectivity?

Question71: Which of the following would be violated if an employee accidentally deleted a customer's data?

Question72: While troubleshooting connectivity issues, a junior network administrator is given explicit instructions to test the host's TCP/IP stack first. Which of the following commands should the network administrator run?

Question73: A user notifies a network administrator about losing access to a remote file server. The network administrator is able to ping the server and verifies the current firewall rules do not block access to the network fileshare. Which of the following tools wold help identify which ports are open on the remote file server?

Question74: A customer needs six usable IP addresses. Which of the following best meets this requirement?

Question75: A technician needs to set up a wireless connection that utilizes MIMO on non-overlapping channels. Which of the following would be the best choice?

Question76: An administrator is configuring a switch that will be placed in an area of the office that is accessible to customers. Which of the following is the best way for the administrator to mitigate unknown devices from connecting to the network?

Question77: Which of the following IP transmission types encrypts all of the transmitted data?

Question78: A customer recently moved into a new office and notices that some wall plates are not working and are not properly labeled Which of the following tools would be best to identify the proper wiring in the IDF?