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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 951:

    Which of the following is the usual number of bits for the host identfer part of an IPv6 address?

    A. 16
    B. 32
    C. 48
    D. 64

  • Question 952:

    Which of the following are considered unsecure access methods? (Select TWO).

    A. FTP
    B. IPSec
    C. RCP
    D. SCP
    E. SFTP

  • Question 953:

    A user reports that they are unable to connect to the network. Upon further investgatonf a technician notces that the user has an IP address/subnet mask combinaton of 192.168.204.255/24. The default gateway for the network is

    192.168.204.254. Which of the following could the userns IP address be changed to so that they could connect to the network?

    A. 192.168.204.0/27
    B. 192.168.204.1/27
    C. 192.168.204.112/24
    D. 192.168.204.254/24

  • Question 954:

    Keeping an authoritatve and tmely record of network devices and their setngs is a key actvity of which of the following?

    A. Project management
    B. Quality of service
    C. Confguraton management
    D. Bandwidth shaping

  • Question 955:

    A network administrator currently collects log fles from several diferent servers. Which of the following would allow the network administrator to collect log fles on a centraliied host?

    A. The network administrator should install and confgure a trafc analysis server.
    B. The network administrator should install and confgure a DMZ server.
    C. The network administrator should install and confgure a syslog server.
    D. The network administrator should install and confgure a network snifer.

  • Question 956:

    Which of the following network protocols is used to transport email between servers?

    A. IMAP4
    B. POP3
    C. SNMP
    D. SMTP

  • Question 957:

    Which of the following is used for SONET connectons and requires a wavelength of 1310nm?

    A. 10GBASECX4
    B. 10GBASELX4
    C. 10GBASELW
    D. 10GBASESR

  • Question 958:

    Which of the following are valid hosts for the Private IP Address range 172.16.0.x /23? (Select TWO).

    A. 172.16.0.255
    B. 172.16.0.0
    C. 172.16.1.1
    D. 172.16.8.0
    E. 172.16.256.255

  • Question 959:

    Drag and drop the fber cable connecton types to the appropriate image.

    Select and Place:

  • Question 960:

    Which of the following solutons will detect and disable a rogue access point?

    A. Port scan
    B. Packet snifer
    C. IPS
    D. IDS

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