What is $$ in shell script?
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What is #!/ Bin sh?
I want to built a fire wall using iptables. My condition is " inbound to 192.168.0.2 with a port of 80 from 172.168.0.1 should accept"
Send me some of the commands being used in linux
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What is mkdir m in linux?
What does chmod do in linux?
When you issue the command ls -l, what signifies the first character of the resulting display file? 701 What command can you use to determine the purpose of any command?
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what is "ls* " is run options are 1) x 2).x 3) hidden 4) no disply tell exact answer.
Explain the linux ‘cd’ command options along with the description?
In order to display the last five commands you have entered using the fc command, you would type?
what is a superblock ?
What is the difference between cd and cd in linux?