1.
Which of the following is not a valid run-level
2.
The login shell is
3.
On Linux, initrd is a file
4.
The getopts command is used to
5.
The signal sent to a process when the Ctrl-C key is pressed is
6.
Which command is used to mount file system read only.
7.
Which of the following command can be used to change the user password?
8.
The process id of init process is:
9.
we can change the priority of a running process using
10.
What does the output of the following command echo "abcdefg" | cut -c3-5