CompTIA Network+ Troubleshooting Tools and Methods Questions and Answers

Question 1

A network technician is troubleshooting a connectivity issue.
After identifying the problem, they believe the issue is related to a faulty DNS configuration.
According to the CompTIA troubleshooting methodology, what is the IMMEDIATE next step?

Accepted Answer

Test the theory to determine the cause.

Answer

Document the findings and the solution.

Answer

Establish a plan of action to resolve the problem.

Answer

Verify full system functionality.

Question 2

A technician needs to identify a specific network cable within a large, unlabeled bundle of cables in a wiring closet. Which of the following tools is BEST suited for this task?

Accepted Answer

Toner generator and probe

Answer

Cable tester

Answer

Multimeter

Answer

Loopback adapter

Question 3

A user reports slow access to a remote server. A network administrator wants to identify the specific router in the path that is causing high latency. Which command-line utility should the administrator use?

Accepted Answer

tracert

Answer

ping

Answer

netstat

Answer

ipconfig

Question 4

A technician is troubleshooting a potentially faulty network interface card (NIC) on a workstation. To test if the NIC can successfully send and receive data without connecting to the live network, which tool should be used?

Accepted Answer

Loopback adapter

Answer

Punchdown tool

Answer

Cable certifier

Answer

Toner probe

Question 5

A network administrator runs a command-line utility and receives an output that lists active TCP and UDP connections, listening ports, and the executables using those connections. Which of the following commands was MOST likely used?

Accepted Answer

netstat -anb

Answer

arp -a

Answer

nslookup

Answer

tracert

Question 6

A help desk technician receives a call from a user who cannot access `www.comptia.org` by its domain name but can access it by its IP address. This indicates a likely problem with DNS resolution. Which command-line tool would be most effective for diagnosing this specific issue?

Accepted Answer

nslookup

Answer

ping

Answer

route print

Answer

netstat

A network technician is troubleshooting a connectivity issue.After identifying the problem, they believe the issue is related to a faulty DNS configuration.According to the CompTIA troubleshooting methodology, what is the IMMEDIATE next step?

A network technician is troubleshooting a connectivity issue.
After identifying the problem, they believe the issue is related to a faulty DNS configuration.
According to the CompTIA troubleshooting methodology, what is the IMMEDIATE next step?