Network + Certification Exam (N10-005) Free Practice Test

Question 1

Which of the following wireless standards would BEST allow a company to utilize new and old devices on the 5GHz spectrum while allowing for the highest possible speeds?

A. A

B. B

C. N

D. G

Correct Answer: C

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Question 2

A technician is troubleshooting a network camera. The technician restarted the modem and now the camera is no longer available from a mobile device. Which of the following has MOST likely occurred?

A. The camera's secure shell has been disabled.

B. The camera has received a new firmware update.

C. The router has changed the IP of the mobile device.

D. The public IP address of the network has changed.

Correct Answer: D

Question 3

A technician has spent most of the day replacing a server running DHCP. Some of the users have begun to call the help desk stating that Internet connection stopped working even after rebooting. Upon investigation, the users' PCs with issues all have IP addresses that start with 169.254.x.x. The technician completes the replacement and powers on the new DHCP server. Which of the following is the BEST way to provide the PCs with issues a new IP address?

A. Wait five minutes until the PC resends a DHCP request

B. Statically assign a legitimate IP address, and then set the PCs' NICs to DHCP

C. Run netstat on each PC and then reboot into safe mode

D. Inform each user to replace 169.254 with 192.168

Correct Answer: A

Question 4

Joe, a technician, is attempting to connect two hubs to add a new segment to his local network. He uses one of his CAT5 patch cables to connect them; however, he is unable to reach the new network segment from his workstation. He can only connect to it from a workstation within that segment. Which of the following is MOST likely the problem?

A. The new hub is powered down.

B. The patch cable needs to be a CAT6 patch cable.

C. One of the hubs is defective.

D. The technician used a straight-through cable.

Correct Answer: D

Question 5

A computer's DNS has bad cach records.which tools can be used to clear the DNS record.

A. tracert

B. ipconfig

C. netstat

D. nslookup

Correct Answer: B

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Question 6

A user reports sporadic network outages. The user tells the administrator it happens after approximately 20 minutes of work on an application. The administrator should begin troubleshooting by checking which of the following?

A. The patch cable

B. The DNS resolution time

C. The IDS server logs

D. The firewall's blocked logs

Correct Answer: A

Question 7

A network administrator is performing a penetration test on the WPA2 wireless network. Which of the following can be used to find the key?

A. DoS

B. SQL injection

C. Buffer overflow

D. Dictionary file

Correct Answer: D

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Question 8

The security administrator needs to restrict specific devices from connecting to certain WAPs. Which of the following security measures would BEST fulfill this need?

A. Content filtering

B. Encryption type and strength

C. MAC address filtering

D. WAP placement

Correct Answer: C

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Question 9

Joe has a small office and is looking to replace his phone system with a lower cost solution that requires minimal in-house support. Which of the following is the BEST choice?

A. NAT

B. Virtual LAN

C. Wide Area Network

D. Virtual PBX

Correct Answer: D

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Question 10

A network has a large number of users who connect for short periods of time and the network needs to maximize the number of devices that can be configured using DHCP. Which of the following should be configured to solve this issue?

A. Decrease lease times

B. Increase exclude list

C. Increase the number of reservations

D. Decrease the scope

Correct Answer: A

Question 11

Which of the following tools would a technician use to terminate CAT6 wires to the inside of the wall jack?

A. Punch down

B. Cable tester

C. Crimper

D. Toner probe

Correct Answer: A

Question 12

A technician has resolved a ticket to fix a user's printer and has verified that the user is able to print with no issues. Which of the following action steps should the technician perform FIRST?

A. Document findings and outcomes

B. Establish a theory of probably cause

C. Upgrade the printer drivers

D. Close out the service ticket

Correct Answer: A

Question 13

Which of the following performance optimization techniques would be MOST beneficial for a network-wide VoIP setup? (Select TWO).

A. Caching engines

B. Traffic shaping

C. Quality of service

D. Proxy server

E. Load balancing

Correct Answer: B,C

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Question 14

Joe, a user, has a computer that has a link light on his network interface card (NIC); however, Joe is unable to access the Internet. Which of the following is the cause of this issue?

A. Faulty SFP

B. Cable is a crossover

C. VLAN mismatch

D. Faulty GBIC

Correct Answer: C

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CompTIA Network + Certification (N10-005) Free Practice Test