How do I open a port?
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What is command substitution?
Write a command that will output the sorted contents of a file named in.txt and place the output in another file named out.txt, while at the same time excluding duplicate entries.
what is mount ,tell me about mount ,how can u use in real time project??
What is $0 bash?
How to use grep command to list find the records of a file containing 10 different strings?
fork in unix ?
Explain iostat, vmstat and netstat.
What is nr in awk command?
What does pipe () return?
when we installing aix os the ssh installed default?
Which is the command used to find out currently executing Process in UNIX?
What does touch command do in unix?