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The /etc/inittab file is used to set the default run level for the system. This is the runlevel that a system will start up on upon reboot.
Which of the following runlevel will reboot the system?
Standard runlevels
| ID | Name | Description |
|---|---|---|
| 0 | Shutdown | Shuts down the system. |
| 1 | Single user mode | Does not configure network interfaces or start daemons. |
| 6 | Reboot | Reboots the system. |
Which runlevel shuts down the system and then reboots it with the mentioned level as the default runlevel?
Runlevel 0 is the power-down state and is invoked by the halt command to shut down the system. Runlevel 6 is the reboot state—it shuts down the system and reboots. Runlevel 1 is the single-user state, which allows access only to the superuser and does not run any network services.
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Runlevels.
| State | Description |
|---|---|
| 4 | Unused. |
