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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
    :Apr 12, 2025

CompTIA CompTIA Certifications JK0-023 Questions & Answers

  • Question 961:

    Which of the following is the MOST appropriate to use when routng Internet trafc through multple ISP connectons?

    A. BGP

    B. SNAT

    C. RIP

    D. GPG

  • Question 962:

    A frewall that operates at Layer 7 of the OSI model is known as a(n):

    A. Circuit gateway.

    B. Packet flter.

    C. Applicaton level.

    D. Redundant frewall.

  • Question 963:

    Which of the following uses eight groups of characters for addressing?

    A. MAC

    B. IPv4

    C. IPv6

    D. DHCP

  • Question 964:

    An organiiaton is considering migratng a datacenter to a diferent operatng system. Which of the following could the organiiaton use to try out the new OS before making a wide-scale deployment?

    A. Virtual PBXs

    B. Virtual Switches

    C. Virtual Servers

    D. Virtual Desktops

  • Question 965:

    Which of the following OSI layers is responsible for encryptng HTTPS trafc?

    A. 3

    B. 4

    C. 5

    D. 6

  • Question 966:

    At which of the following layers does HTML operate?

    A. Layer 2

    B. Layer 3

    C. Layer 5

    D. Layer 7

  • Question 967:

    Frames are the Protocol Data Unit for which of the following layers of the OSI model?

    A. Layer 1

    B. Layer 2

    C. Layer 3

    D. Layer 4

  • Question 968:

    Which of the following is the common port used for IMAP?

    A. 25

    B. 53

    C. 143

    D. 443

  • Question 969:

    Kurtf a userf cannot access any network resources. The technician has determined that the problem is isolated to Kurtf and that there have not been any changes to his workstaton or switch port recently. Which of the following steps in the troubleshootng methodology should the technician do NEXT?

    A. Establish a plan of acton to resolve the problem.

    B. Implement preventatve measures.

    C. Implement the soluton or escalate as necessary.

    D. Establish a theory of probable cause.

  • Question 970:

    Kurtf a network technicianf has been troubleshootng a connectvity problem in the LAN room. He has diagnosed the problem and implemented a soluton. Which of the following would be Kurtns NEXT step?

    A. Test the theory

    B. Establish a plan of acton

    C. Establish a theory

    D. Document fndings

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