What is the function of grep command in unix?
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What does touch command do in unix?
distinguish between physical addresses and logical address?
What command is used to replace the existing string with some other?
What is an Environment Variable?
What is the first character of the output in ls l command?
how to change a normal file into hidden file
Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.
What is grep short for?
what does the 'tee' command do?
How does the system know where one command ends and another begins?
What is the unix command to confirm a remote host is alive or not?
What is .sh file?