module3.md

Module 3: File and Directory Permissions

Learning Objectives:

• Understand the concept of file and directory permissions in Linux
• Learn how to view and modify permissions using command-line tools
• Explore ownership and group permissions

Activities:

1. Lesson: Introduction to File and Directory Permissions

   • Overview of file and directory permissions
   • Understanding the permission modes: read, write, and execute
   • Permissions for user, group, and others

2. Lesson: Viewing and Modifying Permissions

   • Viewing permissions using ls -l
   • Modifying permissions using chmod
   • Symbolic and numeric representation of permissions

3. Lesson: Ownership and Group Permissions

   • Understanding file ownership: user and group
   • Changing ownership using chown and chgrp
   • Modifying group permissions using chown and chmod

4. Exercise: File and Directory Permissions

   • Practice viewing and modifying permissions on files and directories
   • Explore different permission scenarios and their implications