Properties of Files and Directories

See also

• The Unix / Linux filesystem layout Video by Chris Lasher.
• File Permissions Video by Chris Lasher – Become master of your domain with file permissions:
  • id and gid
  • chmod, chown, and chgrp
• Environment variables Video by Chris Lasher – Discover how to read and set shell environmental variables.

Contents

• The Hierarchical Structure of the File System
• File Attributes
• Types of Files
• file
• The Unix Filename
• Understanding Ownership and Group Ownership
  • groups
• chgrp
• Changing file permissions
• Directory Permissions
  • How a Directory Influences File Permissions
  • An Ownership-Permissions Problem
• Setting User and Group Ownership of Files
  • chown
  • newgrp