Linux group management exercises

● Create a new group stuff and require the group id to be 1010.
● Check the last line of the /etc/group file to see how it is set.

● Create new users user1, user2, default settings

● Check the last 3 lines of the /etc/group file, what conclusions can be obtained

● Create a new user user3, and set his basic group and additional group to stuff

● Check the last 5 lines in the /etc/group file to see what has changed. Is there a user3 group?

● Add user1 to the stuff group
● Check whether the stuff group member list in the /etc/group file has changed, and whether the group id of user1 in the /etc/passwd file has changed

● Reset the list of stuff group members to user2

● Delete user user2 in the group stuff

● Delete the group stuff.