Question: Give the appropriate solution for given scenarios: 1. Linux operating system should operate in single user mode only. 2. Root user want to give new

Give the appropriate solution for given scenarios: 1. Linux operating system should operate in single user mode only. 2. Root user want to give new login and password to the new employee joined. 3. Normal user data should not be lost even if the OS files are formatted. 4. Root user want to count number of users on the system

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