insmod: insmod is a tool used to attach a module to the
running linux kernel. This will take the kernel object(.ko)
and takes all executable code and data sections of the .ko
and attach it to the running linux kernel.
rmmod: used to remove or deattach a module code from the
running kernel
The file /proc version shows the version of ______ used in the system. a) kernel b) gcc c) both (a) and (b) d) none of the mentioned
The file /proc/locks displays the file currently locked by the a) kernel b) user c) superuser d) none of the mentioned
/bin/dmesg picks the messages from a) /proc/kmesg b) /sbin/klogd c) both (a) and (b) d) none of the mentioned
Which file contains the boot options passed to the kernel? a) /proc/cmdline b) /proc/root c) /proc/boot d) none of the mentioned
Which one of the following file contains the environment for the process? a) /proc/[PID]/environ b) /proc/[PID]/env c) /proc/[PID]/path d) none of the mentioned
What is /bin/sh? a) bourne shell b) hard or symbolic link to the real shell command c) bash shell d) both (b) and (c)
Which one of the directory does not contain binary files? a) /bin b) /sbin c) /etc d) none of the mentioned
Which one of the following package management command-line tools is the odd one out?
Indicate the right option to search for anything not a letter or number a) grep '^[a-zA-Z0-9]' b) grep '[^a-zA-Z0-9]' c) grep '[a-zA-Z0-9]' d) None of the above in Search Pattern
One of the entry of /etc/passwd file is shown below
user1x11112222google/home/user1/bin/bash
Which among the following will print userid and home dir in the following pattern "user1/home/user1"?
a) awk `{print $1 "" $6}` /etc/passwd
b) awk `{print $1 "" $7}` /etc/passwd
c) awk `{print $2 "" $6}` /etc/passwd
d) awk `{print $2 "" $7}` /etc/passwd
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