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CompTIA Network+

Exam Details

  • Exam Code
    :JK0-023
  • Exam Name
    :CompTIA Network+
  • Certification
    :CompTIA Certifications
  • Vendor
    :CompTIA
  • Total Questions
    :1112 Q&As
  • Last Updated
    :Jul 06, 2025

CompTIA CompTIA Certifications JK0-023 Questions & Answers

  • Question 691:

    Which of the following cables covers the LONGEST distance?

    A. 10GBaseT

    B. 10GBaseFR

    C. 100BaseTX

    D. 1000BaseX

  • Question 692:

    Kurtf a userf is unable to logon to his domain from his desktop PC. A cable certfer is used and shows a high value of NEXT. Which of the following represents the cause?

    A. Crosstalk

    B. TX/RX reversed

    C. Split cables

    D. DB loss

  • Question 693:

    A network administrator tests a multmode fber cable from end-to-end on a new link that is down and notces that the dB loss is -.09. Which of the following is the MOST likely cause?

    A. TXRX reversed

    B. dB loss too high

    C. dB loss too low

    D. Bad connectors

  • Question 694:

    Which of the following cables supports 10Gbps throughput and 100 meters as the maximum distance?

    A. T1 crossover

    B. Singlemode fber

    C. CAT6a

    D. Coaxial

  • Question 695:

    The phone company has provided a channeliied T1 line. Which of the following should this line be connected to?

    A. Switch

    B. CSU/DSU

    C. IDF

    D. MDF

  • Question 696:

    Which of the following WAN technologies has the highest latency?

    A. POTS

    B. Cable

    C. Satellite

    D. DSL

  • Question 697:

    Which of the following are standard fber cable connector types? (Select TWO).

    A. RJ-11

    B. F-connector

    C. MTRJ

    D. DB-9

    E. ST

  • Question 698:

    Which of the following is MOST likely used with RG-6 media?

    A. MTRJ

    B. RJ-11

    C. RJ-45

    D. F-connector

  • Question 699:

    Afer a new user moves furniture into a cubiclef the computer does not connect to the network any longer. Which of the following would be the MOST likely reason? (Select TWO).

    A. Bad Ethernet switch port

    B. TX/RX reversed

    C. Bad connectors

    D. Bad patch cable

    E. Mismatched MTU

  • Question 700:

    In the event of a fre in an ofce buildingf which of the following cable types should be installed to prevent toxic gas from burning PVC cable coatngs?

    A. CAT6a

    B. Plenum

    C. Crossover

    D. STP

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