MODULE 14 – Practical exercises and corrections

Course GitHub Repository

Direct access to the repository

👉 inskillflow-docs-systeme-d-exploitation-linux-exercices

This companion GitHub repository contains all the practical exercises of the course, organized by module. It notably includes the corrections for Module 13 assessments and additional exercises for each covered topic.

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Repository Structure

travaux-pratiques-linux/
│
├── module-01/          Introduction to Linux (15 exercises)
├── module-02/          System Architecture (15 exercises)
├── module-03/          File System
├── module-04/          Process Management
├── module-05/          Users and Permissions
├── module-06/          Shell Scripting
├── module-07/          Network and Configuration
├── module-08/          Services and Daemons
├── module-09/          System Security
├── module-10/          Package Management
├── module-11/          Monitoring and Logs
├── module-12/          Advanced Administration
│
├── scripts/            Utility scripts
├── INSTRUCTIONS.md     Usage guide
└── README.md

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Content by module

Module	Theme	Content
module-01	Introduction to Linux	15 exercises (beginner → advanced)
module-02	System Architecture	15 interactive exercises
module-03	File System	Progressive practical exercises
module-04	Process Management	Progressive practical exercises
module-05	Users and Permissions	Progressive practical exercises
module-06	Shell Scripting	Progressive practical exercises
module-07	Network and Configuration	Progressive practical exercises
module-08	Services and Daemons	Progressive practical exercises
module-09	System Security	Progressive practical exercises
module-10	Package Management	Progressive practical exercises
module-11	Monitoring and Logs	Progressive practical exercises
module-12	Advanced Administration	Progressive practical exercises

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Exercises and corrections – from Module 13

The repository contains additional exercises and corrections from module 13 and beyond (modules 14, 15, etc.). To view all available content:

👉 See all exercises and corrections on GitHub

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Quick start with GitHub Codespaces

1. Launch the environment

1. Go to the GitHub repository
2. Click on the green "Code" button at the top of the page
3. Select the "Codespaces" tab
4. Click on "Create codespace on main"
5. Wait 2-3 minutes for the environment to set up

2. Understand the interface

+=========================================================================+
|  EXPLORER        |  EDITOR (README)            |                    |
|  (files)         |  Read the instructions here  |                    |
|                 |                              |                    |
|  > module-01/   |  # Module 1                  |                    |
|  > module-02/   |  ## Exercise 1               |                    |
|    README.md    |  Type: echo "hello"          |                    |
+-----------------+------------------------------+--------------------+
|  TERMINAL – Type your Linux commands here                              |
|  vscode@codespace:~$ echo "hello"                                      |
|  hello                                                                 |
+=========================================================================+

3. Workflow

1. LEFT: Click on a module folder (e.g., module-01) then README.md
2. CENTER: Read the exercises (Ctrl+Shift+V for Markdown Preview)
3. BOTTOM: Type commands in the terminal

4. Useful commands

# Go to the module exercises folder
cd module-01/exercices

# See where you are
pwd

# List files
ls -la

# Help on a command
man ls
# or
ls --help

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Instructions for students

Step 1 – Fork the repository (once only)

Go to the GitHub repository and click on "Fork" at the top right to have your own copy.

Step 2 – Open Codespaces on your fork

On your fork, click on Code → Codespaces → Create codespace.

Step 3 – Work on the exercises

# Go to the desired module exercises folder
cd module-05/exercices

# Complete the exercises
# Create your files and scripts here

Step 4 – Save your work (MANDATORY)

Important

Without this step, the teacher will NOT see your work!

# Return to the root of the repository
cd /workspaces/travaux-pratiques-linux

# Save on GitHub
git add .
git commit -m "Module 05 completed"
git push

Step 5 – Check on GitHub

Go to your fork on GitHub and check that your files are visible.

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Exercise format

Each exercise contains:

Section	Description
Objective	What you will learn
Tasks	Steps to complete
Hint	Help if you are stuck
Solution	Complete solution (spoiler)
Validation	How to verify your work

Difficulty levels

• [Beginner]: Basic concepts
• [Intermediate]: Practical application
• [Advanced]: Complete projects

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Useful resources

• 📘 Linux Journey – Interactive tutorial
• 🔍 Explainshell – Explains commands
• 📄 TLDR Pages – Simplified documentation
• 📚 Course documentation (this site)

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Module created on: February 2025