Why is grep called grep?
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In vi editor how do you execute unix commands?
What is time_t?
What Command will remove a Directory in UNIX?
Will rm -r* removes hidden files?
What is the use of the command 'ls -x chapter[1-5]' ?
if we create a file, in that 10 rows(means 1,2,....9,10 like). i want 7 row exactly, which command use in unix? plz send this question.
What are awk commands?
what are the differences between CUI and GUI interfaces?
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what are the different operating systems available?
Differentiate cmp command from diff command.
Through which command will redirect output to bOth screen and files at the same time?
What does pipe () return?