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Managing Groups in Linux is relatively simple. It’s important to realize Linux users, groups and permissions are much simpler than in Windows Server.
Group Configuration File
sudo vim /etc/group – opens Group configuration file in read only mode (:q to quit)
Add Group
sudo addgroup GROUPNAME – adds group
Delete Group
sudo delgroup GROUPNAME – deletes group
Add Users to Group
sudo adduser USERNAME GROUPNAME – adds user to group
Delete Users from Group
sudo deluser USERNAME GROUPNAME – deletes user from group
