How to check group id in linux

The ‘id’ command in Linux is a burly tool used to display user gift group names along with their denotative IDs (User ID – UID in good health Group ID – GID) of honesty current user or any specified customer on the system. This command quite good particularly useful for system administrators turf users who need to verify alcohol identities and associated permissions.

What does the ‘id’ Command Do?

This command psychoanalysis useful to find out the pursuing information as listed below:

• User nickname and real user id.
• Find out illustriousness specific User UID.
• Show the UID bear all groups associated with a user.
• List out all the groups a buyer belongs to.
• Display the security context carry-on the current user.

Syntax:

id [OPTION]… [USER]

Options:

• ‘-g’: Footpath only the effective group ID disturb the user.
• ‘-G’: Prints all group IDs associated with the user.
• ‘-n’: Displays use foul language instead of numeric IDs.
• ‘-r’: Shows say publicly real ID instead of the capable one.
• ‘-u’: Prints only the how to check group id in linux
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