What is ls command and what it does?
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Explain trap command; shift command, getopts command of linux?
What is difference between free and available memory in linux?
Explain about communication features in UNIX?
How to block the message in wall command some students are send messages to all in the lab. please help me
Compare between SYS V launched processes and Xinetd processes in Linux.
How do I set permission to run in linux?
How do I run multiple commands in linux?
What command can you use to make a tape archive file of a /home directory and send it to the /dev/tape device?
How does case sensitivity affect the way you use commands?
What is command grouping?
What is mkdir?
What is in mkdir command?