What is nslookup command?
What does top do in linux?
What is du command in linux?
Who command in linux?
How use more command in linux?
What is an os command?
What is a make target?
How do I run multiple commands in linux?
What is finger command in linux?
How much ram do I have linux?
What is p command?
How do I find command history in linux?
What is tty name?
why context switching time should be minimum? How it depends on hardware support?
What is a makefile in linux?