What can you type at a command line to determine which shell
you are using?
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What does history command do in linux?
How cp command works in linux?
script is like x=10; y=20; [$x-ne$y]; echo $ please give me output.
What is env command in linux?
You suspect that you have two commands with the same name as the command is not producing the expected results. What command can you use to determine thelocation of the command being run?
what is "ls* " is run options are 1) x 2).x 3) hidden 4) no disply tell exact answer.
if i run ls command it will show me the junk output what is problem and how to resolve it
How is grep so fast?
What is #!/ Bin sh?
What are whois tools?
What is the command to see on which port which service is running?
Which command is used to uncompress gzip files?