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CompTIA N10-009 CompTIA Network+ Certification Exam Exam Practice Test

Demo: 45 questions
Total 153 questions

CompTIA Network+ Certification Exam Questions and Answers

Question 1

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?

Options:

A.

Pre-shared key

B.

Autonomous access point

C.

Captive portal

D.

WPA2 encryption

Question 2

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?

Options:

A.

Clientless

B.

Client-to-site

C.

Full tunnel

D.

Site-to-site

Question 3

Which of the following facilities is the best example of a warm site in the event of information system disruption?

Options:

A.

A combination of public and private cloud services to restore data

B.

A partial infrastructure, software, and data on site

C.

A full electrical infrastructure in place, but no customer devices on site

D.

A full infrastructure in place, but no current data on site

Question 4

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.

Options:

A.

Removing any spliters connecte to the line

B.

Switching the devices to wireless

C.

Moving the devices closer to the modern

D.

Lowering the network speed

Question 5

A virtual machine has the following configuration:

•IPv4 address: 169.254.10.10

•Subnet mask: 255.255.0.0

The virtual machine can reach colocated systems but cannot reach external addresses on the Internet. Which of the following Is most likely the root cause?

Options:

A.

Thesubnet mask is incorrect.

B.

TheDHCP server is offline.

C.

TheIP address is an RFC1918 private address.

D.

TheDNS server is unreachable.

Question 6

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?

Options:

A.

Multitenancy

B.

VPC

C.

NFV

D.

SaaS

Question 7

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

Options:

A.

Console

B.

Split tunnel

C.

Jump box

D.

Out of band

Question 8

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

Options:

A.

Duplicate the problem.

B.

Identify the symptoms.

C.

Gather information.

D.

Determine any changes.

Question 9

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?

Options:

A.

WDMA

B.

CDMA

C.

GSM

D.

SLA

Question 10

A client wants to increase overall security after a recent breach. Which of the following would be best to implement? (Select two.)

Options:

A.

Least privilege network access

B.

Dynamic inventeries

C.

Central policy management

D.

Zero-touch provisioning

E.

Configuration drift prevention

F.

Subnet range limits

Question 11

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.

Options:

Question 12

Which of the following connectors provides console access to a switch?

Options:

A.

ST

B.

RJ45

C.

BNC

D.

SFP

Question 13

A company is implementing a wireless solution in a high-density environment. Which of the following 802.11 standards is used when a company is concerned about device saturation and converage?

Options:

A.

802.11ac

B.

802.11ax

C.

802.11g

D.

802.11n

Question 14

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

Options:

A.

Datagram

B.

Segment

C.

Frames

D.

Packets

Question 15

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?

Options:

A.

The port cost should not be equal.

B.

The ports should use link aggregation.

C.

A root bridge needs to be identified.

D.

The switch should be configured for RSTP.

Question 16

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?

Options:

A.

Toner

B.

Laptop

C.

Cable tester

D.

Visual fault locator

Question 17

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?

Options:

A.

LLDP

B.

IKE

C.

VLAN

D.

netstat

Question 18

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?

Options:

A.

Incorrect wiring standard

B.

Power budget exceeded

C.

Signal attenuation

D.

Wrong voltage

Question 19

Which of the following ports is used for secure email?

Options:

A.

25

B.

110

C.

143

D.

587

Question 20

After a recent power outage, users are reporting performance issues accessing the application servers. Wireless users are also reporting intermittent Internet issues.

INSTRUCTIONS

Click on each tab at the top of the screen. Select a widget to view information, then

use the drop-down menus to answer the associated questions. If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

Options:

Question 21

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

Options:

A.

Access, distribution, and core

B.

Core, root, and distribution

C.

Core, spine, and leaf

D.

Access, core, and roof

Question 22

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

Options:

A.

MAC flooding

B.

VLAN hopping

C.

DNS spoofing

D.

ARP poisoning

Question 23

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?

Options:

A.

SSE

B.

ACL

C.

Perimeter network

D.

802.1x

Question 24

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

Options:

A.

Router

B.

Firewall

C.

Access point

D.

Load balancer

Question 25

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?

Options:

A.

Jumbo frames

B.

802.1Q tagging

C.

Native VLAN

D.

Link aggregation

Question 26

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

Options:

A.

SSO

B.

SAML

C.

MFA

D.

RADIUS

Question 27

A critical infrastructure switch is identified as end-of-support. Which of the following is the best next step to ensure security?

Options:

A.

Apply the latest patches and bug fixes.

B.

Decommission and replace the switch.

C.

Ensure the current firmware has no issues.

D.

Isolate the switch from the network.

Question 28

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?

Options:

A.

Network tap

B.

Cable tester

C.

Visual fault locator

D.

Toner and probe

Question 29

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:

Options:

Question 30

Which of the following are the best device-hardening techniques for network security? (Select two).

Options:

A.

Disabling unused ports

B.

Performing regular scanning of unauthorized devices

C.

Monitoring system logs for irregularities

D.

Enabling logical security such as SSO

E.

Changing default passwords

F.

Ensuring least privilege concepts are in place

Question 31

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?

Options:

A.

traceroute

B.

netstat

C.

tcpdump

D.

arp

Question 32

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?

Options:

A.

MAC security

B.

Content filtering

C.

Screened subnet

D.

Perimeter network

Question 33

A VoIP phone is plugged in to a port but cannot receive calls. Which of the following needs to be done on the port to address the issue?

Options:

A.

Trunk all VLANs on the port.

B.

Configure the native VLAN.

C.

Tag the traffic to voice VLAN.

D.

Disable VLANs.

Question 34

Which of the following is most likely responsible for the security and handling of personal data in Europe?

Options:

A.

GDPR

B.

SCADA

C.

SAML

D.

PCI DSS

Question 35

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

Options:

A.

Integrity

B.

Confidentiality

C.

Vulnerability

D.

Availability

Question 36

Which of the following is most closely associated with a dedicated link to a cloud environment and may not include encryption?

Options:

A.

Direct Connect

B.

Internet gateway

C.

Captive portal

D.

VPN

Question 37

As part of an attack, a threat actor purposefully overflows the content-addressable memory (CAM) table on a switch. Which of the following types of attacks is this scenario an example of?

Options:

A.

ARP spoofing

B.

Evil twin

C.

MAC flooding

D.

DNS poisoning

Question 38

A newtwork administrator needs to create an SVI on a Layer 3-capable device to separate voice and data traffic. Which of the following best explains this use case?

Options:

A.

A physical interface used for trunking logical ports

B.

A physical interface used for management access

C.

A logical interface used for the routing of VLANs

D.

A logical interface used when the number of physical ports is insufficent.

Question 39

Which of the following steps in the troubleshooting methodology includes checking logs for recent changes?

Options:

A.

Identify the problem.

B.

Document the findings and outcomes.

C.

Test the theory to determine cause.

D.

Establish a plan of action.

Question 40

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

Options:

A.

PAT

B.

NAT

C.

VIP

D.

NAT64

Question 41

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?

Options:

A.

172.16.0.0/24

B.

192.168.0.0/24

C.

224.0.0.0/24

D.

240.0.0.0/24

Question 42

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

Options:

A.

Unicast

B.

Broadcast

C.

Multicast

D.

Anycast

Question 43

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

Options:

A.

Command-line interface

B.

API gateway

C.

Client-to-site VPN

D.

Jump box

Question 44

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.

Options:

A.

The PoE power budget was exceeded.

B.

TX/RX was transposed.

C.

A port security violation occured.

D.

An incorrect cable type was installed.

Question 45

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?

Options:

A.

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

B.

Use passthrough modular crimping plugs instead of traditional crimping plugs.

C.

Connect the RX/TX wires to different pins.

D.

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

Demo: 45 questions
Total 153 questions