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303-200 LPIC-3 Security v2.0 Practice Questions

Prepare for 303-200 with more than an answer.

60 questions in the full set12 sample questionsUpdated Jan 26, 2026

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  • v1LPIC-3 Security v3.0 120 questions Locked
  • 303-200Legacy LPIC-3 Security v2.0 60 questions Current
  1. 1

    Which command, included in BIND, generates DNSSEC keys? (Specify ONLY the command without any path or parameters.)

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    Correct answer: A

    A

  2. 2

    Which command included in the Linux Audit system provides searching and filtering of the audit log? (Specify ONLY the command without any path or parameters.)

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    Correct answer: A

    A

  3. 3

    An X509 certificate contains the following information:

    X509v3 Basic Constraints: critical
    CA:TRUE, pathlemO

    Which of the following statements are true regarding the certificate? (Choose THREE correct answers.)

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    Correct answer: A, B, D

    A, B, D -- Explanation:
    en.wikipedia.org/wiki/X.509">https://en.wikipedia.org/wiki/X.509 --

    A, B, D -- Explanation:
    en.wikipedia.org/wiki/X.509">https://en.wikipedia.org/wiki/X.509 --

    A, B, D -- Explanation:
    en.wikipedia.org/wiki/X.509">https://en.wikipedia.org/wiki/X.509 --

  4. 4

    Which command revokes ACL-based write access for groups and named users on the file afile?

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    Correct answer: C

    Explanation:
    Iinuxcommand.org/man_pages/setfacl1.html">http://linuxcommand.org/man_pages/setfacl1.html --

  5. 5

    What command is used to update NVTs from the OpenVAS NVT feed? (Specify ONLY the command without any path or parameters).

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    Correct answer: A

    A

  6. 6

    A LUKS device was mapped using the command:

    cryptsetup luksOpen/dev/sdal crypt-vol

    Given that this device has three different keys, which of the following commands deletes only the first key?

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    Correct answer: A

    Explanation:
    help, ubuntu.com/community/EncryptedFilesystemHowto3">https://help. ubuntu.com/community/EncryptedFilesystemHowto3 --

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