What is sudo bash command?
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what is user mode & kernel mode?
Explain how you would manage background and foreground processes in Linux.
Suppose I lost a root password and I need to give it, I treid to change it through single usermode even though I am not get a password, then what is the otherprocedure to give a root password?
What is bash command?
What are some popular Linux distributions?
what is the difference between service and process?
What is the command can be run to remove all the rules in an iptable table?
You read an article that lists the following command: dd if=/dev/fdo bs=512 of=/new what does this accomplish?
Why echo is used in linux?
What is cpu core in linux?
I have my default runlevel is init5 now i have configured to init 3,now i wanna run my system in init3 process without reboot the system .How will you do for this scenario?
how do u find remote machine operating system and version?