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

It relies upon other layers for packet delivery. OB. It checks independently for packet loss.

It performs address translation.

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

A router with only one available LAN port

A firewall performing deep packet inspection

A switch using Spanning Tree Protocol

Which of the following describes the best reason for using BGP?

Exchanging router updates with a different ISP

Sharing routes with a Layer 3 switch

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?

Implementing enterprise authentication

Configuring a captive portal for users

Enforcing wired equivalent protection

SIMULATIONA 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.INSTRUCTIONSSelect 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.

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SIMULATIONA network technician replaced an access layer switch and needs to reconfigure it to allow the connected devices to connect to the correct networks.INSTRUCTIONSClick 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.

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SIMULATIONUsers are unable to access files on their department share located on file server 2.The network administrator has been tasked with validating routing between networks hosting workstation A and file server 2.INSTRUCTIONSClick on each router to review output, identify any issues, and configure the appropriate solution.If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

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SIMULATIONA 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.

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SIMULATIONA 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.INSTRUCTIONSTroubleshoot 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:

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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?

The VLAN assignment is incorrect.

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?

Definition file for event translation

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

Data can be accessed after privileged access Is granted.

Data can be accessed by anyone on the administrative network.

Data can be accessed remotely with proper training.

Data can be accessed after privileged access Is granted.

Data can be accessed after verifying the hash.

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?

Reduce the TTL record prior to the MX record change.

Change the email client configuration to match the MX record.

Reduce the TTL record prior to the MX record change.

Perform a DNS zone transfer prior to the MX record change.

Update the NS record to reflect the IP address change.

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

Check to see if the end connections were wrapped in copper tape before terminating.

Use passthrough modular crimping plugs instead of traditional crimping plugs.

Connect the RX/TX wires to different pins.

Run a speed test on a device that can only achieve 100Mbps speeds.

CompTIA N10-009 Practice Test 1 - Free Online Exam Prep & Questions

Question 1 / 40

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?

Neighbor adjacency

Link state flooding

Administrative distance

Hop count

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