When you started the system, System automatically asking the root password for maintenance. How will you fix that problem?

SIMULATION
You are giving RHCE exam. Examiner gave you the Boot related problem and told to you that make successfully boot the System. When you started the system, System automatically asking the root password for maintenance. How will you fix that problem?

Correct Answer: Please see explanation
Explanation/Reference: Explanation:
Maintenance mode also known as emergency mode. System boots on emergency mode when file system error occurred. It is due to unknown partition, bad filesystem specified in /etc/fstab. To solve follow the steps:

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