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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 1031:

    Which of the following is the MAXIMUM hop count for RIP before the network is considered converged?

    A. 1

    B. 5

    C. 10

    D. 15

  • Question 1032:

    Joef a technicianf has identfed a problemf established and confrmed a theoryf and has atempted to resolve the problem. Joef howeverf does not appear to have the rights to make the needed changes. Which of the following should he do NEXT?

    A. Re-establish a new theory.

    B. Gather more informaton.

    C. Establish a plan of acton.

    D. Escalate the problem.

  • Question 1033:

    Which of the following services would have assigned the IP address 169.254.1.89?

    A. DHCP

    B. APIPA

    C. IDS

    D. DNS

  • Question 1034:

    For which of the following reasons could a single serverns NIC transmit packets from multple MAC address sources?

    A. The server contains several virtual machines and the MAC addresses are from the virtual machines.

    B. The server is hostng a web server and the MAC addresses are from connected browsers.

    C. The server is hostng a proxy server and the MAC addresses are from the connected clients.

    D. The server NIC is startng to fail and should be replaced.

  • Question 1035:

    Which of the following DNS record types will be used for mail transfer if the MX record is not found?

    A. CNAME

    B. A

    C. PTR

    D. AAAA

  • Question 1036:

    Which of the following TCP/IP and OSI model layers retransmits a TCP packet if it is not received successfully at its destnaton?

    A. The transport OSI model layer and the transport TCP/IP model layer.

    B. The transport OSI model layer and the Internet TCP/IP model layer.

    C. The network OSI model layer and the transport TCP/IP model layer.

    D. The network OSI model layer and the Internet TCP/IP model layer.

  • Question 1037:

    Which of the following is the usual number of bits for the host identfer part of an IPv6 address?

    A. 16

    B. 32

    C. 48

    D. 64

  • Question 1038:

    Which of the following BEST describes how a layer 2 switch functons?

    A. Switches packets within the same subnet based on MAC addresses

    B. Switches packets between diferent subnets based on IP addresses

    C. Switches packets between diferent subnets based on MAC addresses

    D. Switches packets within the same subnet based on IP addresses

  • Question 1039:

    STP prevents which of the following problems?

    A. Collision domains

    B. Switching loops

    C. Broadcast storms

    D. Routng loops

  • Question 1040:

    Which of the following OSI layers BEST describes where an HTTP proxy operates?

    A. Transport

    B. Applicaton

    C. Presentaton

    D. Session

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