What is shell variable?
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What is the lifespan of a variable inside a shell script?
How can any user find out all information about a specific user like his default shell, real-life name, default directory, when and how long he has been using the system?
How does ls command work?
How can we find the process name from its process id?
Is it possible to substitute "ls" command in the place of "echo" command?
write a shell script to check the failed jobs?
What is console line?
madhar chod unix ke 10 commands dhang se likh nahi sakta hai
What are the additional egrep symbols?
What is a command line shell?
Is shell scripting easy to learn?
How to get the first line from a file using just the terminal?