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 161:

    A user has network connectvity per the link lights on the NICf but cannot access any network resources or the Internet. Which of the following commands should the technician run FIRST?

    A. arp
    B. ipconfg
    C. tracert
    D. route

  • Question 162:

    Users have reported choppy audio in phone conversatons since the implementaton of SIP phones on the network. Which of the following should be implemented to alleviate the delays?

    A. Caching
    B. VoIP
    C. QoS
    D. SMTP

  • Question 163:

    Which of the following wiring distributon is used to connect wiring from equipment inside a company to carrier cabling outside a building?

    A. 66 block
    B. IDF
    C. MDF
    D. Patch panel

  • Question 164:

    Which of the following commands displays the routng table on a server or workstaton?

    A. nbtstat
    B. route
    C. traceroute
    D. nmap

  • Question 165:

    Sandyf the network technicianf has been instructed to provide connectvity to workstatons within a SOHO that is over 800 feet (243 meters) away from the main switch. Which of the following would she install to provide connectvity?

    A. CAT5e
    B. CAT6
    C. Coaxial
    D. Multmode fber

  • Question 166:

    Which of the following DNS records allows for reverse lookup of a domain?

    A. PTR
    B. AAAA
    C. A
    D. MX

  • Question 167:

    Which of the following uses types and codes rather than ports?

    A. EIGRP
    B. ICMP
    C. UDP
    D. IPv6

  • Question 168:

    Which of the following TCP/IP model layers does the OSI model Presentaton layer map to?

    A. Transport
    B. Internet
    C. Applicaton
    D. Network Interface

  • Question 169:

    An organiiaton is considering migratng a datacenter to a diferent operatng system. Which of the following could the organiiaton use to try out the new OS before making a wide-scale deployment?

    A. Virtual PBXs
    B. Virtual Switches
    C. Virtual Servers
    D. Virtual Desktops

  • Question 170:

    Which of the following protocols can be implemented to provide encrypton during transmission between email gateways?

    A. TLS
    B. PPTP
    C. SSH
    D. HTTPS

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.