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Users and Groups

Read /etc/passwd and sort real user accounts from system ones.

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Commands practised here

• cat /etc/passwdShows all user accounts on the system.
• grep ':0:' /etc/passwdFinds users with UID 0 (root-level access).
• awk -F: '{print $1,$3}' /etc/passwdExtracts usernames and UIDs.

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