Files and paths · Lesson 7 of 36 · 8 minutes

Archive basics

Create and list a simulated tar archive.

Open the lab Course map

Mastery 0/3Run itExplain itApply it

learner@clairos:~ $

↑ history · Tab complete · Ctrl+C cancel · Esc, Tab to leaveExit 0

Your objectives

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1
Create archive lab
Run mkdir -p lab.
Hint & worked example
Create a directory. -p also creates missing parent directories and accepts an existing directory.
The command outcome must match the task, including successful access or the explicitly requested failure.
```
mkdir -p lab
```
Remember: Creating a folder does not change the current directory.
2
Create archive
Run tar -cf lab/notes.tar README.txt.
Hint & worked example
Practice archive inventory, creation, and extraction in a simulated archive format.
The command outcome must match the task, including successful access or the explicitly requested failure.
```
tar -cf lab/notes.tar README.txt
```
Remember: These training archives are virtual data structures, not downloadable production tar files.
3
List archive
Run tar -tf lab/notes.tar.
Hint & worked example
Practice archive inventory, creation, and extraction in a simulated archive format.
The command outcome must match the task, including successful access or the explicitly requested failure.
```
tar -tf lab/notes.tar
```
Remember: These training archives are virtual data structures, not downloadable production tar files.

Understand the pattern

Backups and deployments often use archive tools.

mkdir: Create a directory. -p also creates missing parent directories and accepts an existing directory.
Creating a folder does not change the current directory.
tar: Practice archive inventory, creation, and extraction in a simulated archive format.
These training archives are virtual data structures, not downloadable production tar files.

Worked example and expected result

$ mkdir -p lab

(no output; exit 0)

Exit status: 0. The command completed successfully in the training fixture.

$ tar -cf lab/notes.tar README.txt

created archive /home/learner/lab/notes.tar

Exit status: 0. The command completed successfully in the training fixture.

$ tar -tf lab/notes.tar

README.txt

Exit status: 0. The command completed successfully in the training fixture.

Try a variation

Repeat this workflow in the sandbox with a different scratch filename. Keep the system fixtures unchanged and compare the observed output with your expectation before moving on.

Explain it

In “Archive basics”, which interpretation is safe?A successful first check guarantees that every dependent service is healthy.These training archives are virtual data structures, not downloadable production tar files.A command appearing in history proves it completed successfully.

Apply it elsewhere

Before adapting the tar workflow from “Archive basics” to another server, what should you do?Confirm the current directory, target identity, permissions, and the installed command behavior first.Paste the training paths unchanged into production.Skip output inspection whenever the command is familiar.

Keep the momentum.

Complete the lab, then explain and apply the pattern.

Next: File differences Try an incident drill

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