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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
    :Mar 27, 2025

CompTIA CompTIA Certifications JK0-023 Questions & Answers

  • Question 21:

    Which of the following is used to create a secure connecton between a client and a host?

    A. VLAN

    B. Proxy server

    C. IIS server

    D. VPN

  • Question 22:

    Lisaf a network technicianf needs to introduce a few more cables to the existng patch panel. Which of the following tools would she use?

    A. OTDR

    B. Multmeter

    C. Punch down tool

    D. Temperature monitor

  • Question 23:

    Which of the following methods for network performance optmiiaton is used to distribute trafc among similar devices?

    A. Fault tolerance

    B. QoS

    C. Proxy server

    D. Load balancing

  • Question 24:

    Zachf a network technicianf is unable to remotely manage or ping certain layer 2 switches. To manage those devices remotelyf which of the following will MOST likely need to be confgured?

    A. IP address on the natve VLAN interface

    B. Port security

    C. Port forwarding

    D. IP address on the fber interface

  • Question 25:

    A new user is reportng connectvity issues. Zachf the network technicianf notces that there is no link light on the userns NIC. Which of the following would be used to verify the wiring back to the patch panel?

    A. But set

    B. Cable certfer

    C. Toner probe

    D. Snips

  • Question 26:

    A user has no network connectvity. Jeff the network technicianf is unable to locate the CAT5e cable from the user at the IDF. Which of the following tools would be used to assist Jef in locatng the CAT5e cable?

    A. But set

    B. Punch down tool

    C. Toner probe

    D. Protocol analyier

  • Question 27:

    An analog POTS voice line is no longer working and Kimf the technicianf is tasked to verify if a dial tone is present at the IDF. Which of the following tools would be used?

    A. Protocol analyier

    B. But set

    C. OTDR

    D. Toner probe

  • Question 28:

    Lisaf a technicianf is tasked to monitor various analog POTS lines for voice actvity. Which of the following hardware tools would be used?

    A. But set

    B. Toner probe

    C. Wire mapper

    D. Cable certfer

  • Question 29:

    A mobile user is no longer able to access network resources. Jeff the network technicianf is unable to ping the userns workstaton. Which of the following commands would MOST likely be used on that workstaton to verify its current network setngs?

    A. net share

    B. hostname

    C. ipconfg

    D. tracert

  • Question 30:

    Zachf a technicianf wants to test a laptopns NIC for functonality but has no other networking equipment to atach it to. Which of the following would allow him to test basic functonality of the NIC?

    A. Loopback plug

    B. Protocol analyier

    C. Smart jack

    D. Coupler

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