Exam Details

  • Exam Code
    :JK0-023
  • Exam Name
    :CompTIA Network+
  • Certification
    :CompTIA Certifications
  • Vendor
    :CompTIA
  • Total Questions
    :1112 Q&As
  • Last Updated
    :Jun 28, 2025

CompTIA CompTIA Certifications JK0-023 Questions & Answers

  • Question 391:

    Which of the following can be confgured to restrict specifc ports and IP addresses from accessing the internal network? (Select TWO).

    A. Layer 2 switch

    B. MAC address fltering

    C. ACLs

    D. IIS server

    E. Port scanner

    F. Firewall

  • Question 392:

    Which of the following technologies allows multple staf members to connect back to a centraliied ofce?

    A. Peer to Peer

    B. VPN

    C. PKI

    D. VLAN

  • Question 393:

    Which of the following can use a third party back-end LDAP user database for authentcaton?

    A. ISAKMP

    B. TACACS+

    C. PKI

    D. CHAP

  • Question 394:

    Which of the following can be used to compromise a WPA encrypted wireless network when the rainbow table does not contain the key?

    A. Evil twin

    B. War chalking

    C. Bufer overfow

    D. Virus

  • Question 395:

    A network administrator decides to secure their small network by allowing only specifc MAC addresses to gain access to the network from specifc switches. Which of the following is described by this example?

    A. Packet fltering

    B. Hardware frewalls

    C. Port security

    D. Stateful inspecton

  • Question 396:

    A network administrator is setng up a WAP and wants to disable the ability of gaining access from the parking garage. Which of the following should the network administrator review?

    A. Signal strength

    B. SSID name

    C. WPA2 encrypton

    D. WEP encrypton

  • Question 397:

    A technician needs to enter a username and password and have their fngerprint scanned to access a server. Which of following types of authentcaton is this an example of?

    A. Single sign-on

    B. Network access control

    C. PKI authentcaton

    D. Two-factor authentcaton

  • Question 398:

    A technician working for a company with a wireless network named WirelessA notces a second wireless network named WirelessB. WirelessB is MOST likely a:

    A. Man-in-the-middle atack.

    B. Rogue access point.

    C. Evil twin.

    D. Packet snifer.

  • Question 399:

    Which of the following would be the BEST soluton for an IDS to monitor known atacks?

    A. Host-based

    B. Signature-based

    C. Network-based

    D. Behavior-based

  • Question 400:

    Which of the following is MOST commonly implemented for remote access to UNIX systems?

    A. SSL

    B. RSH

    C. SSH

    D. RDP

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