Understanding users, groups, and basic permissions x This is the group password field. It’s currently obsolete and should always contain x. It is maintained for compatibility purposes 10: This is the GID value for the group itself user This is the list of the users belonging to that group (separated
by commas, such as user, user, and user3).
The
types of groups areas follows The primary group: This is the group assigned to the files
newly created by the user A private group: This is a specific group with the same name as the user that is created for each user.
When adding anew user account, a private group will be automatically created for it. Commonly, the primary group and
private group are the same A supplementary group: This is another group usually created for specific purposes. Byway of an example, we can seethe wheel group for enabling admin privileges to users or the cdrom group for providing access to CDs and DVDs devices in the system.
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