Free JK0-023 Exam Braindumps
CompTIA Network+ certification Questions 291–295 (page: 60)

Updated On: 10-Feb-2026

Which of the following could be installed to allow a home user with one desktop computer to economically have Internet access in every room in the house?

  1. Fiber optic
  2. CAT6
  3. Broadband over powerline
  4. CAT5

Answer(s): C



A technician has been dispatched to investigate connectivity problems of a recently renovated office. The technician has found that the cubicles were wired so that the network cables were run inside the conduit with the electrical cabling. Which of the following would MOST likely resolve the connectivity issue?

  1. Power-cycle the computers and switches to re-establish the network connection.
  2. Re-run the network cabling through the ceiling alongside the lights to prevent interference.
  3. Test the wiring in the network jacks for faults using a cable verifier.
  4. Re-run the network cabling so that they are 12 inches or more away from the electrical lines.

Answer(s): D



An organization currently has CAT5e cabling throughout its office. Kim, the network technician, is troubleshooting a new CAT6 run that supports network traffic, but does not meet specification when tested with a TDR. Which of the following is MOST likely the cause?

  1. Improper grounding
  2. TXRX reversed
  3. Incorrect termination
  4. Outdated NIC drivers

Answer(s): C



A user's network connection is slow. After testing the cabling, the cable tester shows that only pins 1, 2, 3 and 6 are being used. After accurately terminating both ends, the tester displays the same results. Which of the following is the MOST likely cause?

  1. DB loss on the cable
  2. Interference
  3. Split cable
  4. Distance limitations

Answer(s): C



Kim, a technician, is connecting a new desktop computer to a switch. She was only able to locate one cable in the office for the installation. The wires at each end are color coded as follows:

End A: orange-white, orange, green-white, blue, blue-white, green, brown-white, brown
End B: green-white, green, orange-white, blue, blue-white, orange, brown-white, brown

Which of the following should Kim do to complete the installation?

  1. Re-end the provided cable, keeping the wiring the same.
  2. Use the provided cable.
  3. Purchase a crossover cable.
  4. Purchase a straight-through cable.

Answer(s): D



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