remove the given group

if the group is not there the output will be dispalyed the group is not there

Deletes the group developers from the system.

Output (if group exists):

developers:x:1001:

(If no output, the group does not exist.)

Lists all groups in the system.

Explanation:

• Removes username from groupname.
• Then deletes groupname.

Explanation:

• Moves username to anothergroup before deleting oldgroup.

Explanation:

• Removes username from groupname before deletion.

Explanation:
Deletes a system group (groups with GID < 1000).

Explanation:

• Deletes the testers group.
• Removes its home directory (if applicable).

Explanation:
Forces deletion of testers, even if users are still members.

Explanation:
If there’s no output, the group has been deleted.

Deletes a user group.