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In order to list groups on Linux, you have to execute the “cat” command on the “/etc/group” file. When executing this command, you will be presented with the list of groups available on your system.
How do I see all groups in Linux?
To view all groups present on the system simply open the /etc/group file. Each line in this file represents information for one group. Another option is to use the getent command which displays entries from databases configured in /etc/nsswitch.
How do I use groups in Linux?
Creating and managing groups on Linux
- To create a new group, use the groupadd command. …
- To add a member to a supplementary group, use the usermod command to list the supplementary groups that the user is currently a member of, and the supplementary groups that the user is to become a member of.
