XK0-005 Question #1773: Real Exam Question with Answer & Explanation

The correct answer is B: tar tJf archive.tar.xz. To list the contents of an xz-compressed tar archive, the tar command with options for listing and specifying the xz compression type is required. The t option lists contents, and J is for xz compression.

System Management

Question

A systems administrator needs to list the contents of archive.tar.xz. Which of the following commands will list the files?

Options

Atar ddf archive.tar.xz
Btar tJf archive.tar.xz
Ctar xzf archive.tar.xz
Dtar jvf archive.tar.xz

Explanation

To list the contents of an xz-compressed tar archive, the tar command with options for listing and specifying the xz compression type is required. The t option lists contents, and J is for xz compression.

Common mistakes.

A. The d option for tar is used to find differences between an archive and the filesystem, not to list contents.
C. The x option for tar is used to extract files from an archive, not to list its contents, and z is for gzip compression, not xz.
D. The j option for tar is used for bzip2 compression, not xz.

Concept tested. Listing contents of tar.xz archive

Reference. https://man7.org/linux/man-pages/man1/tar.1.html

Topics

#tar command#file archiving#xz compression#command-line utilities

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