How many unix commands are there?
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What is file system in unix??
What is the command to compare two files in unix?
What does 'mkdir' command do in UNIX?
What is pid?
What is awk command used for?
What is “chmod” command?
distinguish between paging and swapping?
What is the use of touch command in there?
what does the command 'wc' do?
1-how will you display a file whose name is starting with '- '? 2-how will you add a patten at end of every line in vi editor?
What is a command and examples?
what is the cmd to remove the comment lines from a file and to display the original text without comments? thanks in advance......