Free JK0-023 Exam Braindumps
CompTIA Network+ certification Questions 196–200 (page: 41)

Updated On: 10-Feb-2026

When examining a suspected faulty copper network cable, Kim, the administrator, notices that some of the pairs are untwisted too much. This is MOST likely causing which of the following?

  1. DB loss
  2. Dispersion
  3. Collisions
  4. Cross-talk

Answer(s): D



Karen, a technician, is installing network cables for an office building. Some of the cables are not showing active on the switch even when moved to different ports. Which of the following is MOST likely the cause?

  1. Port speed mismatch
  2. Faulty F-connectors
  3. Bad wiring
  4. Bad switch

Answer(s): C



Which of the following types of technologies should be used to provide a MAXIMUM 10 GB speed to a multi-mode fiber network?

  1. 10GBaseER
  2. 10GBaseSR
  3. 10GBaseTX
  4. 10GBaseT

Answer(s): B



Which of the following uses copper wiring?

  1. 10GBaseER
  2. 10GBaseLW
  3. 100BaseFX
  4. 1000BaseT

Answer(s): D



Which of the following wireless standards can operate on the same frequency but are not compatible?

  1. 802.11a / 802.11b
  2. 802.11a / 802.11n
  3. 802.11b / 802.11g
  4. 802.11g / 802.11n

Answer(s): B



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