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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 621:

    Blocking a known malicious web address by using the ACL on the frewall is an example of which of the following?

    A. IP fltering

    B. Applicaton fltering

    C. MAC fltering

    D. Port fltering

  • Question 622:

    Lisaf a technicianf is asked to install a wireless router in a companyns public caf?are

    A. The company wants the public to be able to connect to the wireless network with minimal securityf but not be able to connect to the private internal network. Which of the following frewall rules would BEST accomplish this?

    B. Content fltering on the wireless access point

    C. Allow trafc from the wireless access point

    D. Block trafc from the wireless access point

    E. Packet fltering on the wireless access point

  • Question 623:

    Which of the following devices should Jeff an administratorf connect to a protocol analyier in order to collect all of the trafc on a LAN segment?

    A. Hub

    B. VLAN

    C. Router

    D. Server

  • Question 624:

    Which of the following tools would Lisaf an administratorf use to determine if there is a problem with a telephone line?

    A. Port scanner

    B. Punch down tool

    C. But set

    D. Toner probe

  • Question 625:

    Which of the following regulates the amount of network trafc a single node receives in a server cluster?

    A. Load balancer

    B. Proxy server

    C. Content flter

    D. Quality of service

  • Question 626:

    Which of the following should Kimf a technicianf update when new computers are purchased?

    A. Asset management

    B. Change management

    C. Cable management

    D. Baselines

  • Question 627:

    Lisaf a technicianf needs to customiie various cable lengths and verify that the cables are working correctly. Which of the following tools would be needed to accomplish this? (Select TWO).

    A. Cable certfer

    B. Multmeter

    C. Crimper

    D. Punch down tool

    E. Loopback plug

  • Question 628:

    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 629:

    Lisaf a network technicianf needs to push changes out to network devices and also monitor the devices based on each devicens MIB. Which of the following should she use?

    A. SNMP

    B. Trafc analysis

    C. Syslog

    D. Asset management

  • Question 630:

    Which of the following network optmiiaton methods would be BEST to implement to increase bandwidth for an internal streaming video server?

    A. ISDN

    B. QoS

    C. Upgrade to 10baseT

    D. Bufer overfow

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