Question: Why would a Linux administrator want to use groups on a server? What file contains a list of all the groups on your Linux server?

  1. Why would a Linux administrator want to use groups on a server?
  2. What file contains a list of all the groups on your Linux server?
  3. Can you tell all the groups a user belongs to in the /etc/passwd file?
  4. What command would you use to add user gwashington to the wheel group?

  5. What file could you look to see if a user has set their password? What would you look for?

Can you help me in this linux questions??

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