Why is grep called grep?


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More Unix Commands Interview Questions

Can you explain a little bit about command substitution?

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What is the search command in unix?

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what is tar command and what are the different types of tar commands?

5 Answers  


Give a regular expression that finds two things, try to come up with regular expressions that find each individually using "egrep" command?

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A file has 1000 lines and i want to display only 1st line how to do it? pls ..tel me

7 Answers   CTS,






what will this do $cat > file.c ?(file.c is a file in current directory)

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How do you copy a directory with many files and folders into another directory?

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How do I search for text in vi?

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What is the difference between pipe and xargs?

2 Answers   Amazon, CTS,


Will rm -r* removes hidden files?

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How do you move or rename a file or directory?

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What is the different between UNIX command and UNIX shell script?

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