Further Study & Exercise on Users and Group

• https://linuxize.com/post/how-to-create-users-in-linux-using-the-useradd-command/
  
• https://linuxize.com/post/how-to-delete-group-in-linux/
  
• https://www.w3resource.com/linux-system-administration/groups.php 
  
• https://linuxize.com/post/chmod-command-in-linux/ 

Exercise:

• Create 3 groups – admin, support & engineering and add the admin group to sudoers. 
• Create a user in each of the groups. 
• Generate SSH keys for the user in the admin group

Instruction:

• Submit the contents of /etc/passwd, /etc/group, /etc/sudoers