JK0-023 Exam Details

  • Exam Code
    :JK0-023
  • Exam Name
    :CompTIA Network+
  • Certification
    :CompTIA Certifications
  • Vendor
    :CompTIA
  • Total Questions
    :1112 Q&As
  • Last Updated
    :May 31, 2026

CompTIA JK0-023 Online Questions & Answers

  • Question 441:

    A technician would like to connect two separate LAN networks at a small business for a short period of tmef to share fles. The connecton needs to be temporaryf and is physically impossible using standard network cabling. Which of the following is the BEST way to connect the networks in this situaton?

    A. Wireless repeater
    B. Wireless bridge
    C. Bluetooth
    D. RADIUS server

  • Question 442:

    A new businessn web server has seen a huge spike of legitmate trafc in the last week. The owners want to ensure the site has no problems as the business contnues to grow. For Kimf a network administratorf which of the following is the

    MOST important concern for this company?

    A. Caching
    B. Asset management
    C. Trafc shaping
    D. High availability

  • Question 443:

    Sandyf a network administratorf wants to automatcally assign 168.254.1.0/24 addresses to computers on the network. Which of the following will need to be confgured?

    A. DHCP addressing
    B. Private addressing
    C. DNS addressing
    D. APIPA addressing

  • Question 444:

    When a patch cable is plugged into a switchf all port actvity indicators turn on and users instantly lose network connectvity. Which of the following is the MOST likely diagnosis?

    A. Denial of service atack
    B. MTU black hole
    C. Switching loop
    D. Defectve patch cable

  • Question 445:

    Kimf a technicianf is connectng a new desktop computer to a switch. She was only able to locate one cable in the ofce for the installaton. The wires at each end are color coded as follows:

    End A: orange-whitef orangef green-whitef bluef blue-whitef greenf brown-whitef brown End B: green- whitef greenf orange-whitef bluef blue-whitef orangef brown-whitef brown Which of the following should Kim do to complete the installaton?

    A. Re-end the provided cablef keeping the wiring the same.
    B. Use the provided cable.
    C. Purchase a crossover cable.
    D. Purchase a straight-through cable.

  • Question 446:

    Which of the following devices can be utliied to monitor and block websites accessible by a company?

    A. WINS server
    B. DNS server
    C. Content flter
    D. Reverse proxy

  • Question 447:

    A network technician has been asked to look into a report from the IDS to determine why trafc is being sent from an internal FTP server to an external website. Which of the following tools can be used to inspect this trafc?

    A. Router frewall B. Ping and traceroute
    C. Throughput tester
    D. Protocol analyier

  • Question 448:

    Which of the following is a public class C IP address?

    A. 4.2.2.2
    B. 194.178.12.54
    C. 175.35.46.60
    D. 192.168.1.34

  • Question 449:

    Which of the following reduces the deployment cost of a wireless LAN?

    A. WPA
    B. 802.1x
    C. MIMO
    D. PoE

  • Question 450:

    A network technician is assigned to view websites that a user has visited. Which of the following should the technician review to fnd this informaton?

    A. Event viewer
    B. History logs
    C. Network snifer
    D. System logs

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