[Feb 17, 2025] Latest CompTIA N10-009 Exam Practice Test To Gain Brilliante Result [Q89-Q108]

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Latest [Feb 17, 2025] CompTIA N10-009 Exam Practice Test To Gain Brilliante Result

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NO.89 Which of the following is the correct order of components in a bottom-up approach for the three-tier hierarchical model?

Access, distribution, and core

Core, root, and distribution

Core, spine, and leaf

Access, core, and roof

NO.90 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:

NO.91 A client with a 2.4GHz wireless network has stated that the entire office is experiencing intermittent issues with laptops after the WAP was moved. Which of the following is the most likely reason for these issues?

The network uses a non-overlapping channel.

The signal is reflecting too much.

The network has excessive noise.

A microwave is in the office.

NO.92 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).

Mesh network

5GHz frequency

Omnidirectional antenna

Non-overlapping channel

Captive portal

Ad hoc network

NO.93 Three access points have Ethernet that runs through the ceiling. One of the access points cannot reach the internet. Which of the following tools can help identify the issue?

Network tap

Cable tester

Visual fault locator

Toner and probe

NO.94 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?

WDMA

CDMA

GSM

SLA

NO.95 Which of the following connectors provides console access to a switch?

RJ45

BNC

SFP

NO.96 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.

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

Connect the RX/TX wires to different pins.

NO.97 Users are unable to access files on theirdepartment share located on file server 2.
The network administrator has been taskedwith validating routing between networks hosting workstation A and file server 2.
INSTRUCTIONS
Click on each router to review output,identify any issues, and configure theappropriate solution.
If at any time you would like to bring backthe initial state of the simulation, please clickthe Reset All button.

NO.98 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.

NO.99 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?

The port cost should not be equal.

The ports should use link aggregation.

A root bridge needs to be identified.

The switch should be configured for RSTP.

NO.100 Which of the following is most commonly associated with many systems sharing one IP address in the public IP-addressing space?

PAT

NAT

VIP

NAT64

NO.101 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?

Extranet

Trusted

VPN

Public

Introduction to Security Zones:
Security zones are logical segments within a network designed to enforce security policies and control access. They help in segregating and securing different parts of the network.
Types of Security Zones:
Trusted Zone: This is the most secure zone, typically used for internal corporate networks where only trusted users have access.
Extranet: This zone allows controlled access to external partners, vendors, or customers.
VPN (Virtual Private Network): While VPNs are used to create secure connections over the internet, they are not a security zone themselves.
Public Zone: This zone is the least secure and is typically used for public-facing services accessible by anyone.
Trusted Zone Implementation:
The trusted zone is configured to include internal corporate users and resources. Access controls, firewalls, and other security measures ensure that only authorized personnel can access this zone.
Internal network segments, such as the finance department, HR, and other critical functions, are usually placed in the trusted zone.
Example Configuration:
Firewall Rules: Set up rules to allow traffic only from internal IP addresses.
Access Control Lists (ACLs): Implement ACLs on routers and switches to restrict access based on IP addresses and other criteria.
Segmentation: Use VLANs and subnetting to segment and isolate the trusted zone from other zones.
Explanation of the Options:
A . Extranet: Suitable for external partners, not for internal-only access.
B . Trusted: The correct answer, as it provides controlled access to internal corporate users.
C . VPN: A method for secure remote access, not a security zone itself.
D . Public: Suitable for public access, not for internal corporate users.
Conclusion:
Implementing a trusted zone is the best solution for controlling access within a corporate network. It ensures that only trusted internal users can access sensitive resources, enhancing network security.
Reference:
CompTIA Network+ guide detailing security zones and their implementation in a corporate network (see page Ref 9†Basic Configuration Commands).

NO.102 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?

GRE

IKE

ESP

NO.103 SIMULATION
Users 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.
INSTRUCTIONS
Click 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.

NO.104 Which of the following is the next step to take after successfully testing a root cause theory?

Determine resolution steps.

Duplicate the problem in a lab.

Present the theory for approval.

Implement the solution to the problem.

NO.105 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:

See the Explanation for detailed information on this simulation.
Explanation:
(Note: Ips will be change on each simulation task, so we have given example answer for the understanding) To troubleshoot all the network components and review the cable test results, you can use the following steps:
* Click on each device and cable to open its information window.
* Review the information and identify any problems or errors that may affect the network connectivity or performance.
* Diagnose the appropriate component(s) by identifying any components with a problem and recommend a solution to correct each problem.
* Fill in the remediation form using the drop-down menus provided.
Here is an example of how to fill in the remediation form for PC1:
* The component with a problem is PC1.
* The problem is Incorrect IP address.
* The solution is Change the IP address to 192.168.1.10.
You can use the same steps to fill in the remediation form for other components.
To enter commands in each device, you can use the following steps:
* Click on the device to open its terminal window.
* Enter the command ipconfig /all to display the IP configuration of the device, including its IP address, subnet mask, default gateway, and DNS servers.
* Enter the command ping <IP address> to test the connectivity and reachability to another device on the network by sending and receiving echo packets. Replace <IP address> with the IP address of the destination device, such as 192.168.1.1 for Core Switch 1.
* Enter the command tracert <IP address> to trace the route and measure the latency of packets from the device to another device on the network by sending and receiving packets with increasing TTL values.
Replace <IP address> with the IP address of the destination device, such as 192.168.1.1 for Core Switch 1.
Here is an example of how to enter commands in PC1:
* Click on PC1 to open its terminal window.
* Enter the command ipconfig /all to display the IP configuration of PC1. You should see that PC1 has an incorrect IP address of 192.168.2.10, which belongs to VLAN 2 instead of VLAN 1.
* Enter the command ping 192.168.1.1 to test the connectivity to Core Switch 1. You should see that PC1 is unable to ping Core Switch 1 because they are on different subnets.
* Enter the command tracert 192.168.1.1 to trace the route to Core Switch 1. You should see that PC1 is unable to reach Core Switch 1 because there is no route between them.
You can use the same steps to enter commands in other devices, such as PC3, PC4, PC5, and Server 1.

NO.106 Which of the following fiber connector types is the most likely to be used on a network interface card?

MPO

NO.107 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?

802.11a

802.11b

802.11g

802.11n

NO.108 A support agent receives a report that a remote user’s wired devices are constantly disconnecting and have slow speeds. Upon inspection, the support agent sees that the user’s coaxial modern has a signal power of -97dB.

Removing any spliters connecte to the line

Switching the devices to wireless

Moving the devices closer to the modern

Lowering the network speed

CompTIA N10-009 Exam Syllabus Topics:

Topic	Details
Topic 1	Selection and configuration of wireless devices.
Topic 2	OSI reference model concepts, Comparison of networking appliances, applications, and functions
Topic 3	Network Operations: For IT operations staff and network operations center (NOC) technicians, this part of the exam covers the purpose of organizational processes and procedures and use of network monitoring technologies.

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[Feb 17, 2025] Latest CompTIA N10-009 Exam Practice Test To Gain Brilliante Result [Q89-Q108]

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