tar (create and extract archives) in Linux CLI - Step-by-Step Execution

Concept Flow - tar (create and extract archives)

Start

↓

Choose Action

↓

Create Archive

↓

Run tar with -c

↓

Archive Created

↓

End

The flow shows choosing to create or extract an archive using tar, running the command, then finishing.

Execution Sample

Linux CLI

tar -cvf archive.tar file1.txt file2.txt

tar -xvf archive.tar

First command creates an archive named archive.tar with two files; second command extracts files from archive.tar.

Execution Table

Step	Command	Action	Output	Result
1	tar -cvf archive.tar file1.txt file2.txt	Create archive named archive.tar	file1.txt file2.txt	archive.tar created with 2 files
2	tar -xvf archive.tar	Extract files from archive.tar	file1.txt file2.txt	file1.txt and file2.txt extracted
3	End	No more commands		Process complete

💡 All files archived and extracted successfully, process ends.

Variable Tracker

Variable	Start	After Step 1	After Step 2	Final
archive.tar	does not exist	created with file1.txt and file2.txt	exists	exists
file1.txt	exists	exists	exists	exists
file2.txt	exists	exists	exists	exists

Key Moments - 3 Insights

Why do we use -c to create and -x to extract?

The -c option tells tar to create an archive (see Step 1 in execution_table), while -x tells tar to extract files from an archive (see Step 2). Using the wrong option will not perform the intended action.

What does the -v option do?

The -v option makes tar show the files being processed (visible in Output column in Steps 1 and 2). It helps you see progress but is optional.

Why specify the archive file name after -f?

The -f option tells tar the name of the archive file to create or extract. Without it, tar uses a default or errors out. This is shown in the Command column in Steps 1 and 2.

Visual Quiz - 3 Questions

Look at the execution_table Step 1. What does the output show?

A The names of files added to the archive

B The contents of the archive file

C An error message

D The size of the archive

💡 Hint

Check the Output column in Step 1 showing file1.txt and file2.txt

At which step are files extracted from the archive?

A Step 1

B Step 2

C Step 3

D None

💡 Hint

Look at the Action column for Step 2 in execution_table

If we omit the -v option, what changes in the output?

A The archive is not created

B Files are not extracted

C No file names are shown during create or extract

D The archive file name changes

💡 Hint

Compare Output columns in Steps 1 and 2; -v controls verbosity

Concept Snapshot

tar command creates or extracts archives.
Use -c to create, -x to extract.
Use -f to specify archive file name.
-v shows files being processed.
Example: tar -cvf archive.tar files
Example: tar -xvf archive.tar

Full Transcript

This lesson shows how to use the tar command to create and extract archive files. First, you choose whether to create or extract. To create, use tar with -c (create), -v (verbose), and -f (file) options, followed by the archive name and files to include. The command lists files as it adds them. To extract, use tar with -x (extract), -v, and -f options, followed by the archive name. The command lists files as it extracts them. The process ends when all files are archived or extracted. Key points: -c creates, -x extracts, -v shows progress, -f names the archive file. This helps you bundle files into one archive or unpack them easily.