CompTIA A+ 220-902 Question I-17

A technician is troubleshooting a computer that will not boot. They have verified the power outlet and cable are working properly, and the power cable is properly connected. However, when the technician presses the power button on the computer, nothing happens. Which of the following tools should the technician use to further troubleshoot the issue?

A. Punch down tool
B. POST card
C. Power supply tester
D. Loopback plug

Correct Answer: C

CompTIA A+ 220-902 Question G-50

A user states that their workstation is showing limited or no connectivity and they are unable to access any network shares. The technician verifies that the workstation is configured correctly. They also replace the Ethernet cable from the workstation to the wall port. Which of the following tools should the technician use NEXT in order to continue troubleshooting this issue?

A. Toner probe
B. Multimeter
C. Time domain reflectometer
D. Loopback plug

Correct Answer: D

CompTIA A+ 220-902 Question G-24

A network consultant needs to redo a CAT5e wall jack that has become unusable due to recent physical damage. In order to install the replacement jack, which of the following tools would need to be used to both install and validate the hardware? (Select TWO).

A. Cable crimper
B. Loopback plug
C. Voltage meter
D. Cable tester
E. Punch down tool

Correct Answer: DE

CompTIA A+ Question J-61

A technician is troubleshooting a desktop that is having intermittent issues with locking up and system errors. The technician suspects that the problem might be that not enough power is getting to the motherboard. Which of the following tools would a technician use to determine if the hypothesis is correct?

A. POST card
B. Loopback plug
C. Multimeter
D. Cable tester

Correct Answer: C