What is the use of awk command in unix?
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which script will invoke first ,when /etc/init.d starts
What are the general commands in using unix os for a beginner?
In UNIX, what is the command to edit contents of the file?
When the shell is reading the command line what is the difference between text enclosed between double quotes ( ” ) and text enclosed between signal quotes ( ’ )?
What is the size of time_t?
what is the cmd to remove the comment lines from a file and to display the original text without comments? thanks in advance......
What is the command to compare two files in unix?
Write a command to kill the last background job?
What does grep v grep do?
what is the use of "grep" command?
Write a command to find all of the files which have been accessed within the last 30 days.
Explain how to use grep command to list find the records of a file containing 10 different strings?