Learning Linux Shell Scripting

Working with permissions

The following are the types of permissions:

• Read permission: The user can read or check the content of the file
• Write permission: The user can edit or modify the file
• Execute permission: The user can execute the file

Changing file permissions

The following are the commands for changing the file permissions:

To check the file permission, give the following command:

$ ll file_name

The details of file permissions are as seen in the following image:

In the preceding diagram, as we can see, permissions are grouped in owner-user and group and other users' permissions. Permissions are of three types such as read, write, and execute permissions. ...