Does cp command overwrite files?
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write grep commands to select the lines that have exactly two characters
how to find the 51th record of a file containing 100 records in unix.
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 command is used to check the current users?
What Command is used to make a directory?
hw will u use awk in replacing cahrs and files
How to identify whether a file is normal file or directory?
in a growing log file how will you see the 1st 99 lines?
What does grep v do?
what is the use of nice command?
Name the various commands that are used for the user information in unix.
distinguish between multi-tasking,multi-user,multi- processing and time sharing?
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