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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 521:

    Which of the following is used to restrict access according to user policies?

    A. Content flter

    B. DHCP server

    C. DNS server

    D. VPN concentrator

  • Question 522:

    Which of the following would be used to identfy terminatons in a punch block for which the wiring diagram has been lost?

    A. OTDR

    B. Protocol analyier

    C. Toner probe

    D. TDR

  • Question 523:

    Which of the following utlites would Karenf a technicianf use to resolve the FQDN of a web server to its IP address?

    A. netstat

    B. route

    C. nslookup

    D. arp

  • Question 524:

    Which of the following is a method to prioritie network trafc coming from VoIP phones?

    A. PAT

    B. DNS

    C. SIP

    D. QoS

  • Question 525:

    Karenf a network technicianf is troubleshootng in a wiring closet in 2011. The cabling to all the equipment does not match the documentaton from 2007. Which of the following confguraton management methods has been overlooked?

    A. Change management

    B. System logs

    C. Asset management

    D. Baselining

  • Question 526:

    Port scanners and packet snifers difer in functonality because:

    A. packet snifers and port scanners are just diferent names for the same device.

    B. packet snifers can only log events on trafc actvity and port scanners can route malicious packets.

    C. packet snifers watch all trafc over certain ports and port scanners watch trafc on certain NICs.

    D. port scanners are limited to detectng open ports and packet snifers watch all trafc.

  • Question 527:

    Karenf an administratorf has created a patch cable. Which of the following tools should she use to check the integrity of the cable?

    A. Protocol analyier

    B. Toner probe

    C. Cable certfer

    D. Cable stripper

  • Question 528:

    Which of the following tools would Kurtf an administratorf use to identfy opens and shorts?

    A. Ohmmeter

    B. Protocol analyier

    C. Cable tester

    D. Multmeter

  • Question 529:

    Kurtf a technicianf working remotely cannot connect to the database server. The server does not respond when he tries to ping it. Kurt wants to determine which network device is preventng ping from responding. Which of the following commands should he use to determine this?

    A. tracert

    B. nslookup

    C. dig

    D. ipconfg

  • Question 530:

    Users report that an internal web server is not responding. Which of the following commands could be used on the server to confrm that the web service is running?

    A. nbtstat

    B. traceroute

    C. nslookup

    D. netstat

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