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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 601:

    DNS lookups for a given host are intermitently failing. Which of the following would Kimf a technicianf MOST likely use to verify this problem?

    A. arp

    B. nbtstat

    C. traceroute

    D. dig

  • Question 602:

    Which of the following could Kimf a network technicianf use to inspect connecton setupf requestf and response headers for users connectng to a web server?

    A. nbtstat command

    B. dig command

    C. ipconfg command

    D. Protocol analyier

  • Question 603:

    Which of the following tools would Lisaf a technicianf BEST use to trace a wire through an area where multple wires of the same color are twisted together?

    A. Cable tester

    B. Toner probe

    C. Cable crimper

    D. Punch down tool

  • Question 604:

    Which of the following devices will allow Lisaf a userf to see a cached copy of websites?

    A. Content switch

    B. DNS server

    C. Proxy server

    D. Load balancer

  • Question 605:

    A switch in IDF 3 has shut down at 3 p.m. everyday this week. Which of the following network tools should Kimf a technicianf use to troubleshoot this problem?

    A. Environmental monitor

    B. Cable tester

    C. TDR

    D. Loopback plug

  • Question 606:

    Kimf an administratorf wants to list all the network connectons to and from the server. Which of the following commands would MOST likely be used?

    A. traceroute

    B. ping

    C. ipconfg

    D. netstat

  • Question 607:

    Which of the following network performance methods would Lisaf a technicianf use with SIP phones?

    A. CARP

    B. Load balancing

    C. QoS

    D. Caching engines

  • Question 608:

    A company is expanding and has found that logging into each device to collect error informaton is consuming too much tme. They have asked Lisaf a network administratorf to set up a server that will capture errors from each device automatcally. Which of the following technologies would BEST ft this requirement?

    A. Syslog

    B. RADIUS

    C. IPSec

    D. Network snifer

  • Question 609:

    Kimf a network technicianf wants to use a packet analyier to troubleshoot a reported problem with a userns workstaton with IP address 192.168.1.45. To identfy the workstatonns packets Kim wants to use the workstatonns MAC address. Which of the following protocols would provide the needed informaton?

    A. DHCP

    B. ARP

    C. DNS

    D. PING

  • Question 610:

    Users have reported slow access tmes when retrieving informaton from a server on the companyns network. Which of the following tools would provide access tme informaton on each segment of the network to reach the server?

    A. arp

    B. route

    C. ipconfg

    D. tracert

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