A network technician is designing a LAN for a new facility. The company is expecting more than 300 devices to connect to the network. Which of the following masks will provide the most efficient subnet?
Users usually use RDP to connect to a terminal server with hostname TS19 that points to 10.0.100.19. However, users recently have been unable to connect to TS19. The technician pings 10.0.100.19 and gets an unreachable error. Which of the following is the most likely cause?
A technician is troubleshooting a user ' s laptop that is unable to connect to a corporate server. The technician thinks the issue pertains to routing. Which of the following commands should the technician use to identify the issue?
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.
A network administrator configures a new network discovery tool and is concerned that it might disrupt business operations. Which of the following scan types should the administrator configure?
A network technician is troubleshooting the connection to the company website. The traceroute command produces the following output:
Traceroute over a maximum of 30 hops
10.1.1.1 < 1 ms 2. * < 1 ms < 1 ms
k k
k kTraceroute completeWhich of the following should the technician do to identify the path to the server?
Which of the following protocols is used to route traffic on the public internet?
A network engineer is deploying switches at a new remote office. The switches have been preconfigured with hostnames and STP priority values. Based on the following table:
Switch Name
Priority
core-sw01
24576
access-sw01
28672
distribution-sw01
32768
access-sw02
36864
Which of the following switches will become the root bridge?
A network administrator wants to increase network security by preventing client devices from communicating directly with each other on the same subnet. Which of the following technologies should be implemented?
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?
A network administrator has been monitoring the company ' s servers to ensure that they are available. Which of the following should the administrator use for this task?
A network engineer is setting up a new VoIP network for a customer. The current network is segmented only for computers and servers. No additional switch ports can be used in the new network. Which of the following does the engineer need to do to configure the network correctly? (Select TWO).
A network architect is implementing an off-premises computing facility and needs to ensure that operations will not be impacted by major outages. Which of the following should the architect consider?
A company is purchasing a 40Gbps broadband connection service from an ISP. Which of the following should most likely be configured on the 10G switch to take advantage of the new service?
A network administrator is managing network traffic so that classified services and applications are prioritized. Which of the following technologies should the network administrator use?
Which of the following tools uses ICMP to help determine whether a network host is reachable?
SIMULATION
You have been tasked with setting up a wireless network in an office. The network will consist of 3 Access Points and a single switch. The network must meet the following parameters:
The SSIDs need to be configured as CorpNet with a key of S3cr3t!
The wireless signals should not interfere with each other
The subnet the Access Points and switch are on should only support 30 devices maximum
The Access Points should be configured to only support TKIP clients at a maximum speed
INSTRUCTONS
Click on the wireless devices and review their information and adjust the settings of the access points to meet the given requirements.
If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.
A company experiences an incident involving a user who connects an unmanaged switch to the network. Which of the following technologies should the company implement to help avoid similar incidents without conducting an asset inventory?
Which of the following is a type of NAC that uses a set of policies to allow or deny access to the network based on the user’s identity?
Which of the following offers the ability to manage access at the cloud VM instance?
An organization is struggling to get effective coverage using the wireless network. The organization wants to implement a solution that allows for continuous connectivity anywhere in the facility. Which of the following should the network administrator suggest to ensure the best coverage?
A technician is implementing a new SD-WAN device with a default configuration. The technician receives a URL via email and connects the new device to the internet to complete the installation. Which of the following is this an example of?
A systems administrator is investigating why users cannot reach a Linux web server with a browser but can ping the server IP. The server is online, the web server process is running, and the link to the switch is up. Which of the following commands should the administrator run on the server first?
A company ' s Chief Information Security Officer requires that servers and firewalls have accurate time stamps when creating log files so that security analysts can correlate events during incident investigations. Which of the following should be implemented?
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?
Several users in an organization report connectivity issues and lag during a video meeting. The network administrator performs a tcpdump and observes increased retransmissions for other non-video applications on the network. Which of the following symptoms describes the users ' reported issues?
Which of the following is the most secure way to provide site-to-site connectivity?
A client wants to increase overall security after a recent breach. Which of the following would be best to implement? (Select two.)
Which of the following attacks can cause users who are attempting to access a company website to be directed to an entirely different website?
After extremely high temperatures cause a power outage, the servers automatically shut down, even though the UPSs for the servers still have hours of battery life. Which of the following should a technician recommend?
A network engineer receives a new router to use for WAN connectivity. Which of the following best describes the layer the network engineer should connect the new router to?
A network administrator is planning to implement device monitoring to enhance network visibility. The security that the solution provides authentication and encryption. Which of the following meets these requirements?
Which of the following connector types would most likely be used to connect to an external antenna?
A laptop user gets an error when trying to access the company ' s intranet site. A technician runs ipconfig /all with the following results:
Autoconfiguration IPv4 Address: 169.254.0.5 (Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.0.0
Default Gateway . . . . . . . . . :
DHCP Server . . . . . . . . . . . :
Which of the following is most likely causing the issue?
A small business is deploying new phones, and some of the phones have full HD videoconferencing features. The Chief Information Officer (CIO) is concerned that the network might not be able to handle the traffic if it reaches a certain threshold. Which of the following can the network engineer configure to help ease these concerns?
A laptop user gets an error when trying to access the company’s intranet site. A technician runs ipconfig /all with the following results:
Autoconfiguration IPv4 Address: 169.254.0.5 (Preferred)
Subnet Mask: 255.255.0.0
Default Gateway:
DHCP Server:
Which of the following is most likely causing the issue?
Which of the following network traffic types is sent to all nodes on the network?
A network engineer queries a hostname using dig, and a valid IP address is returned. However, when the engineer queries that same IP address using dig, no hostname is returned. Which of the following DNS records is missing?
Which of the following technologies are X.509 certificates most commonly associated with?
A network administrator needs to change where the outside DNS records are hosted. Which of the following records should the administrator change the registrar to accomplish this task?
Which of the following allows a remote user to connect to the network?
Which of the following cloud service models most likely requires the greatest up-front expense by the customer when migrating a data center to the cloud?
A company receives a cease-and-desist order from its ISP regarding prohibited torrent activity. Which of the following should be implemented to comply with the cease-and-desist order?
A company implements a new network utilizing only IPv6 addressing and needs to connect to the internet. Which of the following must be enabled in order for the internal network to contact servers on the internet?
While troubleshooting a VoIP handset connection, a technician ' s laptop is able to successfully connect to network resources using the same port. The technician needs to identify the port on the switch. Which of the following should the technician use to determine the switch and port?
A network administrator configured a router interface as 10.0.0.95 255.255.255.240. The administrator discovers that the router is not routing packets to a web server with IP 10.0.0.81/28. Which of the following is the best explanation?
A new staff member is unable to connect to the network. An IT support staff member finds the following:
The IP configuration is correct.
The TCP/IP stack is working on the workstation.
The gateway is unreachable.
Which of the following would the IT support staff member most likely check next?
A company recently converted most of the office laptops to connect wirelessly to the corporate network. After a high-traffic malware attack, narrowing the event to a specific user was difficult because of the wireless configuration.
Which of the following actions should the company take?
Which of the following is the most cost-effective way for a network administrator to establish a persistent, secure connection between two facilities?
Which of the following best describes a characteristic of a DNS poisoning attack?
Which of the following involves an attacker traversing from one part of a network to another part that should be inaccessible?
Employees report that the network is slow. The network engineer thinks the performance issue is with an upstream router. Which of the following tools should the engineer use to determine the location of the issue?
A network engineer configures the network settings in a new server as follows:
IP address = 192.163.1.15
Subnet mask = 255.255.255.0
Gateway = 192.163.1.255
The server can reach other hosts on the same subnet successfully, but it cannot reach hosts on different subnets. Which of the following is most likely configured incorrectly?
Which of the following should a network administrator configure when adding OT devices to an organization’s architecture?
Which of the following dynamic routing protocols is used on the internet?
Which of the following physical installation factors is the most important when a network switch is installed in a sealed enclosure?
After a networking intern plugged in a switch, a significant number of users in a building lost connectivity. Which of the following is the most likely root cause?
A network technician is troubleshooting a connectivity issue on a server. Which of the following commands is the most effective for checking whether the server is receiving network traffic?
Users report performance issues on the network. A network administrator notices broadcast storms occurring. Which of the following protocols should the administrator configure to mitigate this issue?
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?
Which of the following is the most closely associated with segmenting compute resources within a single cloud account?
Which of the following allows a standard user to log in to multiple resources with one account?
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?
A user recently moved a workstation to a different part of the office. The user is able to access the internet and print but is unable to access server resources. Which of the following is the most likely cause of the issue?
Which of the following is used to estimate the average life span of a device?
A network administrator recently configured an autonomous wireless AP and performed a throughput test via comptiaspeedtester.com. The result was 75 Mbps. When connected to other APs, the results reached 500 Mbps. Which of the following is most likely the reason for this difference?
A network administrator changed an external DNS to point customers to a new server. Which of the following tools should the administrator use to test the new server ' s configuration?
Which of the following most likely requires the use of subinterfaces?
A customer migrates its phone system from analog to a new hosted VoIP/software application solution with integrated video. After installation, some users notice issues with dropped calls, broken video, and slow internet access. The issues start in the mid-morning and continue into the afternoon. However, remote users do not report the same issues. Which of the following is the most likely cause of the issues?
Which of the following must be implemented to securely connect a company ' s headquarters with a branch location?
Which of the following panels would be best to facilitate a central termination point for all network cables on the floor of a company building?
Which of the following allows a user to authenticate to multiple resources without requiring additional passwords?
A firewall receives traffic on port 80 and forwards it to an internal server on port 88. Which of the following technologies is being leveraged?
Which of the following would an adversary do while conducting an evil twin attack?
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?
A network administrator needs to connect a multimode fiber cable from the MDF to the server room. The administrator connects the cable to Switch 2, but there is no link light. The administrator tests the fiber and finds it does not have any issues. Swapping the connection to Switch 1 in a working port is successful, but the swapped connection does not work on Switch 2. Which of the following should the administrator verify next?
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?
A network administrator installs a node that requires a media converter to connect Ethernet to fiber but sees no link light on the node. The administrator notices the following:
Both terminating points are properly seated.
Both the fiber and Ethernet cables have been successfully tested.
The media converter is turned on.
The switchport is configured as half duplex.
Which of the following is the reason the link light is not on?
In an environment with one router, which of the following will allow a network engineer to communicate between VLANs without purchasing additional hardware?
Which of the following can support a jumbo frame?
Which of the following would be violated if an employee accidentally deleted a customer ' s data?
Which of the following are environmental factors that should be considered when installing equipment in a building? (Select two).
A network engineer adds a tunnel for a new branch network. Which of the following ensures that all data is encrypted inside the tunnel?
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?
A company has observed increased user traffic to gambling websites and wants to limit this behavior on work computers. Which of the following should the company most likely implement?
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?
A company recently rearranged some users ' workspaces and moved several users to previously used workspaces. The network administrator receives a report that all of the users who were moved are having connectivity issues. Which of the following is the MOST likely reason?
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?
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?
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?
Three new employees report that they are unable to access company resources, but they can connect to each other’s devices. Which of the following would most likely need to be modified to resolve the issue?
Which of the following are the best device-hardening techniques for network security? (Select two).
A detective is investigating an identity theft case in which the target had an RFID-protected payment card issued and compromised in the same day. The only place the target claims to have used the card was at a local convenience store. The detective notices a video camera at the store is placed in such a way that customers ' credentials can be seen when they pay. Which of the following best explains this social engineering technique?
Which of the following best describes the purpose of a UPS and PDU in a network installation?
A company’s Chief Information Security Officer requires that servers and firewalls have accurate timestamps when creating log files so that security analysts can correlate events during incident investigations. Which of the following should be implemented?
Which of the following steps in the troubleshooting methodology would be next after putting preventive measures in place?
Which of the following would most likely be utilized to implement encryption in transit when using HTTPS?
Which of the following devices functions mainly at the data link layer of the OSI model and is used to connect a fiber-optic cable to a network interface?
As part of a recovery strategy, a network administrator needs to make sure no more than eight hours of data loss occurs. Which of the following DR metrics describes this requirement?
Which of the following typically uses compromised systems that become part of a bot network?
A network administrator is configuring a network for a new site that will have 150 users. Within the next year, the site is expected to grow by ten users. Each user will have two IP addresses, one for a computer and one for a phone connected to the network. Which of the following classful IPv4 address ranges will be best-suited for the network?
A network administrator needs to connect a department to a new network segment. They need to use a DHCP server located on another network. Which of the following can the administrator use to complete this task?
A network administrator is planning to host a company application in the cloud, making the application available for all internal and third-party users. Which of the following concepts describes this arrangement?
Which of the following is a difference between EOL and EOS?
A newly opened retail shop uses a combination of new tablets, PCs, printers, and legacy card readers. Which of the following wireless encryption types is the most secure and compatible?
After providing a username and password, a user must input a passcode from a phone application. Which of the following authentication technologies is used in this example?
A junior network technician at a large company needs to create networks from a Class C address with 14 hosts per subnet. Which of the following numbers of host bits is required?
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?
A network administrator notices interference with industrial equipment in the 2.4GHz range. Which of the following technologies would most likely mitigate this issue? (Select two).
Which of the following is the step that a troubleshooter should take immediately after implementing a solution?
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?
A network administrator is implementing security zones for each department. Which of the following should the administrator use to accomplish this task?
Which of the following fiber connector types is the most likely to be used on a network interface card?
A user submits an escalated ticket regarding failed logins on their laptop. The user states that the time displayed on the laptop is incorrect. An administrator thinks the issue is related to the NTP. Which of the following should the administrator do next?
During a security audit, a consulting firm notices inconsistencies between the documentation and the actual environment. Which of the following can keep a record of who made the changes and what the changes are?
A company recently experienced outages of one of its critical, customer-facing applications. The root cause was an overutilized network router, but the Chief Technology Officer is concerned that the support staff was unaware of the issue until notified by customers. Which of the following is the best way to address this issue in the future?
An organization recently connected a new computer to the LAN. The user is unable to ping the default gateway. The technician examines the configuration and sees a self-assigned IP address. Which of the following is the most likely cause?
A network technician implements a switch with multiple VLANs. Which of the following items should the technician configure to ensure that clients can communicate with clients in other VLANs?
A network technician is configuring the company’s network of 100 Mbps Layer 2 switches. The technician wants increased throughput for the uplinks between switches. The technician connects multiple redundant links between the switches. Which of the following should the technician configure?
Which of the following is an XML-based security concept that works by passing sensitive information about users, such as login information and attributes, to providers?
A new SQL server is identified as allowing FTP access to all users. Which of the following would a systems administrator most likely do to ensure only the required services are allowed?
Which of the following technologies is the best choice to listen for requests and distribute user traffic across web servers?
Which of the following ports is used to transfer data between mail exchange servers?
Which of the following is the best networking appliance for interconnecting multiple logical networks and forwarding data packets between them while minimizing latency?
Users cannot connect to an internal website with an IP address 10.249.3.76. A network administrator runs a command and receives the following output:
1 3ms 2ms 3ms 192.168.25.234
2 2ms 3ms 1ms 192.168.3.100
3 4ms 5ms 2ms 10.249.3.1
4 *
5 ’
6 *
7 •
Which of the following command-line tools is the network administrator using?
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?
Which of the following would describe a data recovery goal?
A company is expanding to another floor in the same building. The network engineer configures a new switch with the same VLANs as the existing stack. When the network engineer connects the new switch to the existing stack, all users lose connectivity. Which of the following is the MOST likely reason?
Which of the following is a documented set of requirements, such as quality, availability, and responsibilities delivered by a vendor?
Which of the following steps of the troubleshooting methodology should a technician take to confirm a theory?
A network engineer added more APs to improve wireless coverage. However, users now report that the connectivity disconnects and reconnects repeatedly. Which of the following is causing the issue?
An attack on an internal server is traced to an isolated guest network. Which of the following best describes the attack?
Which of the following connectors allows a singular QSFP transceiver to have several physical connections?
A user connects to a corporate VPN via a web browser and is able to use TLS to access the internal financial system to input a time card. Which of the following best describes how the VPN is being used?
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?
Which of the following cloud platform technology characteristics would a quantum computing host most likely prioritize?
A network engineer is designing an internal network that needs to support both IPv4 and IPv6 routing. Which of the following routing protocols is capable of supporting both IPv4 and IPv6?
A network engineer needs to correlate findings and receive alerts if there are brute force attacks, DDoS attacks, or port scanning happening within their network. Which of the following network monitoring technologies should the engineer implement?
A customer purchases a new UTM device and wants the development team to integrate some of the device’s data-reporting capabilities into the company’s custom internal support software. Which of the following features should the development team use to obtain the device’s data?
A network technician needs to install patch cords from the UTP patch panel to the access switch for a newly occupied set of offices. The patch panel is not labeled for easy jack identification. Which of the following tools provides the easiest way to identify the appropriate patch panel port?
A network engineer needs to virtualize network services, including a router at a remote branch location. Which of the following solutions meets the requirements?
Which of the following is a cost-effective advantage of a split-tunnel VPN?
Which of the following would most likely be used as a replacement for a traditional VPN for remote users?
A network engineer wants to implement a new IDS between the switch and a router connected to the LAN. The engineer does not want to introduce any latency by placing the IDS in line with the gateway. The engineer does want to ensure that the IDS sees all packets without any loss. Which of the following is the best way for the engineer to implement the IDS?
A network administrator upgraded the wireless access points and wants to implement a configuration that will give users higher speed and less channel overlap based on device compatibility. Which of the following will accomplish this goal?
A company discovers on video surveillance recordings that an unauthorized person installed a rogue access point in its secure facility. Which of the following allowed the unauthorized person to do this?
Which of the following is most closely associated with having a leased line to a public cloud provider?
A technician is troubleshooting wireless connectivity near a break room. Whenever a user turns on the microwave, connectivity to the user ' s laptop is lost. Which of the following frequency bands is the laptop most likely using?
A network engineer configures a NIC that has an IP address of 192.168.123.232. Which of the following classes is this address an example of?
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.
Which of the following best explains the role of confidentiality with regard to data at rest?
A research facility is expecting to see an exponential increase in global network traffic in the near future. The offices are equipped with 2.5Gbps fiber connections from the ISP, but the facility is currently only utilizing 1Gbps connections. Which of the following would need to be configured in order to use the ISP ' s connection speed?
A network architect of a stock exchange broker is implementing a disaster recovery (DR), high-availability plan. Which of the following approaches would be the best fit?
An imaging workstation at a hospital is experiencing intermittent connectivity loss. Which of the following would most likely be used to resolve the issue at the least expense?
Which of the following standards enables the use of an enterprise authentication for network access control?
A company ' s network is experiencing high levels of suspicious network traffic. The security team finds that the traffic is coming from an unknown, foreign IP address. Which of the following is the most cost-efficient way to mitigate this threat?
A network administrator wants to implement security zones in the corporate network to control access to only individuals inside of the corporation. Which of the following security zones is the best solution?
Which of the following does a full-tunnel VPN provide?
Company C is acquiring Company A and Company B. Company C needs to merge all
three networks into one Class B network. Additionally, the network capacity of each company needs to grow by 20%. Company C also requires segmentation of Company A and Company B to account for unknown security vulnerabilities within each.
Instructions:
Select the correct subnet range to meet Company C ' s requirements.
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 Which of the following records should the administrator use?
Users report that they cannot print to a specific IPv4-enabled printer after an extended power outage. Which of the following should a technician configure?
Which of the following allows a user to connect to an isolated device on a stand-alone network?
Early in the morning, an administrator installs a new DHCP server. In the afternoon, some users report they are experiencing network outages. Which of the following is the most likely issue?
A network engineer connects a business to a new ISP. A simple ping test to 8.8.8.8 is successful. However, users complain of extreme slowness to any website and periods of no connectivity. Which of the following is the most likely cause?
An ISP provided a company with a pre-configured modem and five public static IP addresses. Which of the following does the company ' s firewall require to access the internet? (Select TWO).
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A screenshot of a computer AI-generated content may be incorrect.
A screenshot of a computer AI-generated content may be incorrect.
A screenshot of a computer AI-generated content may be incorrect.
A screenshot of a computer AI-generated content may be incorrect.
A screenshot of a computer AI-generated content may be incorrect.
A screenshot of a computer AI-generated content may be incorrect.
A screenshot of a computer AI-generated content may be incorrect.
A screenshot of a computer AI-generated content may be incorrect.
