chmod: The "Change Mode" Command
The [chmod] command is used to change the mode of a linux or Unix file or directory.
chmod recipes
| Command | Effect |
|---|---|
chmod +rwx file-name | Adds read, write, and execute permissions for the owner of the file |
chmod g+rwx file-name | Adds read and write permissions for the group owners of the file |
chmod Resources
Broader Topics Related to chmod Linux Command

Linux File System
Overview of folders in the root of most Linux distributions