Which scenario best illustrates the usefulness of archiving for backup purposes?

Renaming all files in a directory to have a common prefix for easier sorting.

Creating a single file that contains an entire project directory structure, preserving its hierarchy for later restoration.

Converting file formats so they can be opened by different applications.

Deleting duplicate files to free up disk space.

What does the command 'tar -xjf archive.tar.bz2' do?

It extracts an uncompressed tar archive.

It lists the contents of a gzip-compressed archive.

It creates a bzip2-compressed archive.

It extracts a bzip2-compressed tar archive.

What is the difference between the tar -r and tar -u options?

-r replaces files in the archive, while -u adds new files.

-r appends files unconditionally, while -u appends only if the file is newer than the version in the archive.

-r extracts files, while -u updates files.

-r is for compressed archives, while -u is for uncompressed archives.

A user has a file named archive.tar.gz and wants to list its contents. The user is unsure if the file is actually gzip-compressed or if it is a plain tar archive with a misleading name. Which command should the user run to list the contents regardless of compression?

file archive.tar.gz && tar -tf archive.tar.gz

gzip -dc archive.tar.gz | tar -tf -

Which tar command creates an archive file named backup.tar from the contents of the directory /home/user/docs?

tar -cf backup.tar /home/user/docs

tar -xf backup.tar /home/user/docs

tar -uf backup.tar /home/user/docs

tar -tf backup.tar /home/user/docs

LPI Linux Essentials (010-160)

Domain 3Objective 1

3.1 Archiving Files on the Command Line (weight: 2) LINUX-ESSENTIALS Practice Questions (Page 4)

Part of the Topic 3: The Power of the Command Line domain, which makes up ~16% of our current practice bank. Linux Professional Institute does not publish an official question count, but from its 60-minute exam (~25–40 total, ~4–6 in this domain), expect 1–2 from this objective — we provide 28 practice questions to prepare you well beyond it. (estimate)

28questions here

6free pages

7concepts

Questions 16–20

16foundation · easy
Which scenario best illustrates the usefulness of archiving for backup purposes?
Select an answer first
17foundation · easy
What does the command 'tar -xjf archive.tar.bz2' do?
Select an answer first
18foundation · easy
What is the difference between the tar -r and tar -u options?
Select an answer first
19expert · hard
A user has a file named archive.tar.gz and wants to list its contents. The user is unsure if the file is actually gzip-compressed or if it is a plain tar archive with a misleading name. Which command should the user run to list the contents regardless of compression?
Select an answer first
20foundation · easy
Which tar command creates an archive file named backup.tar from the contents of the directory /home/user/docs?
Select an answer first

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