Questions

Which TWO runlevels should never be declared as the default runlevel?

Which TWO runlevels should never be declared as the default runlevel?

A.
0

B.
3

C.
5

D.
6

Explanation:
From the man pages:
Runlevels 0, 1 and 6 are reserved. Runlevel 0 is used to halt the system and 6 to reboot the system. Runlevel 1 is used to bring the system back down into single-user mode.

Discussion

One Response to “Which TWO runlevels should never be declared as the default runlevel?”

  1. kavyashree says:

    Answer A. 0 means Shutdown and D. 6 means Restart. These two numbers we can not put as default runlevel.

Leave a Reply

Recent comments