1. Home
  2. CompTIA
  3. JK0-023

CompTIA JK0-023 Online Practice Questions and Exam Preparation

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 551:

    Which of the following do DHCP servers provide to requestng devices on the network? (Select TWO).

    A. Encrypton
    B. Leases
    C. SSID
    D. Channels
    E. Sufxes
    F. VLAN assignments

  • Question 552:

    If a NIC does not have a link lightf there is a failure at which of the following OSI layers?

    A. Physical
    B. Session
    C. Data link
    D. Presentaton

  • Question 553:

    Which of the following will BEST block a host from accessing the LAN on a network using statc IP addresses?

    A. IP fltering
    B. Port fltering
    C. MAC address fltering
    D. DHCP lease

  • Question 554:

    Which of the following technologies has more non-overlapping channels to utliie in a wireless LAN?

    A. 802.11a
    B. 802.11b
    C. 802.11i
    D. Bluetooth

  • Question 555:

    A network administrator is implementng an IPS on VLAN 1 and wants the IPS to learn what to prevent on its own. Which of the following would MOST likely be installed?

    A. Honeynet
    B. Signature based IPS
    C. Behavior based IPS
    D. Host based IPS

  • Question 556:

    On which of the following OSI model layers would a MAC address be used?

    A. Network
    B. Data Link
    C. Transport
    D. Physical

  • Question 557:

    Which of the following is an example of a DHCP failover mechanism?

    A. APIPA
    B. Inactve lease
    C. Reservatons
    D. Actve lease

  • Question 558:

    A userns computer is unable to access the Internet. Which of the following utlites can a technician use to determine if DNS is working?

    A. nbstat
    B. arp
    C. nslookup
    D. ipconfg

  • Question 559:

    Under each network devicef drag and drop the associated broadcast and/or collison descripton. Objects may be used multple tmesf as needed.

    Select and Place:

  • Question 560:

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

    A. PAT
    B. DNS
    C. SIP
    D. QoS

Related Exams:

Tips on How to Prepare for the Exams

Nowadays, the certification exams become more and more important and required by more and more enterprises when applying for a job. But how to prepare for the exam effectively? How to prepare for the exam in a short time with less efforts? How to get a ideal result and how to find the most reliable resources? Here on Vcedump.com, you will find all the answers. Vcedump.com provide not only CompTIA exam questions, answers and explanations but also complete assistance on your exam preparation and certification application. If you are confused on your JK0-023 exam preparations and CompTIA certification application, do not hesitate to visit our Vcedump.com to find your solutions here.