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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 501:

    Sandyf a network technicianf is troubleshootng connectvity to a server at a remote ofce. Which of the following utlites should be used to locate the network issue?

    A. ipconfg

    B. arp

    C. tracert

    D. netstat

  • Question 502:

    When confguring a wireless access pointf Kurtf a network administratorf needs to determine the MAC address of a local printer. Which of the following commands would be MOST helpful in determining the MAC address?

    A. ping

    B. arp

    C. route

    D. dig

  • Question 503:

    When troubleshootng a connectvity issuef which of the following commands will give Joef the technicianf a list of the host names connected to the network?

    A. ping

    B. nbstat

    C. arp

    D. msconfg

  • Question 504:

    Karenf a technicianf suspects a virus has infected the network and is using up bandwidth. She needs to quickly determine which workstaton is infected with the virus. Which of the following would BEST help Karen?

    A. Web server

    B. Syslog

    C. Network snifer

    D. SNMP

  • Question 505:

    Management has decided that they want a high level of security. They do not want Internet requests coming directly from users. Which of the following is the BEST recommendaton?

    A. Content flter

    B. Proxy server

    C. Layer 3 switch

    D. Firewall

  • Question 506:

    Which of the following network devices hides network nodes behind one public IP address?

    A. Layer 3 switch

    B. Content flter

    C. VPN server

    D. Proxy server

  • Question 507:

    Sandyf a technicianf decides to upgrade a router before leaving for vacaton. While awayf users begin to report slow performance. Which of the following practces allows other technicians to quickly return the network to normal speeds?

    A. Change management

    B. Baselines

    C. Asset management

    D. Cable management

  • Question 508:

    Which of the following describes a ratonale for a network with redundant paths?

    A. VPN compatbility

    B. Unifed communicatons implementaton

    C. High availability requirement

    D. QoS

  • Question 509:

    Which of the following hardware tools would MOST likely be used to verify Layer 1 connectvity?

    A. Multmeter

    B. Loopback plug

    C. Cable certfer

    D. CAT3 coupler

  • Question 510:

    Sandyf a technicianf is troubleshootng a cable problem. She has checked both ends and suspects an issue 50 yards (46 meters) from the locaton. Which of the following network tools will confrm this analysis?

    A. TDR

    B. Protocol analyier

    C. Multmeter

    D. Cable crimper

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