CompTIA exam questions
A contractor has removed a wall jack and thrown it away. There is no longer a line number on the network cable. A technician attaches a far end connector and proceeds to several wiring closets to find the patch panel location of the cable. Which of the following tools will the technician need for this job?
A. Toner probe
B. Loopback plug
C. Cable tester
D. Multimeter
A technician is making RJ-45 patch cables. Which of the following tools will the technician use to terminate the cable ends?
A. Crimper
B. Punchdown tool
C. Multimeter
D. Loopback plug
The computer keeps rebooting, losing power, and shutting down intermittently. After verifying that there are no issues with overheating the technician suggests that PSU possibly needs to be replaced. Which of the following tools will technician use to determine if the PSU is the cause?
A. Cable tester
B. Toner probe
C. Multimeter
D. Loopback plug
After making a long CAT5 cable, the technician fears that the cable may have been damaged during the pull, but does not have a cable tester. Which of the following would be the BEST alternative tool to determine whether there are any breaks or shorts in the cable?
A. Multimeter
B. Voltmeter
C. Loopback plug
D. Punchdown tool
A technician is called to replace a network jack that has been damaged. Which of the following tools will the technician need to complete this task?
A. Toner probe
B. Multimeter
C. Loopback plug
D. Crimper
A technician needs to make several patch cables. Which of the following tools would the technician use to attach the RJ-45 ends to the cables?
A. Loopback plug
B. Punch down
C. Crimpers
D. Cable tester
A technician needs to attach a network cable to a wall jack in the conference room. After running the cable through the conduit to the conference room, which of the following tools would BEST be used to connect the cable to the wall jack?
A. Punchdown
B. Loopback plug
C. Multimeter
D. Crimper
A user has a PoE device that does not power on. The technician believes that the switch may not be outputting the appropriate amount of power to the device. Which of the following could be used to test this hypothesis?
A. Multimeter
B. Toner probe
C. Lineman’s handset
D. Loopback plug
A technician is tasked with finding and labeling where a network connection terminates in a patch panel. Which of the following tools would be BEST for the technician to use?
A. Ethernet cable tester
B. Tone generator and probe
C. RJ-45 loopback plug
D. Patch panel punchdown tool
A technician completing a server room build out encounters a bundle of un-terminated network cables that are not labeled. Which of the following tools would be the BEST to determine which devices the cables are run to?
A. Toner probe
B. Multimeter
C. Cable tester
D. Loopback plug