Write a grep (or grep) command that selects the lines from
a file that have exactly three characters.
Answer Posted / ramesh
grep "^...$" <file name>
Is This Answer Correct ? | 4 Yes | 1 No |
Post New Answer View All Answers
How do I search for a file in unix command?
What is the difference between awk and grep?
Explain the steps that a shell follows while processing a command.
Is ‘du’ a command? If so, what is its use?
Can you explain a little bit about command substitution?
What do chgrp command do?
What is the pipe command?
Is grep faster than awk?
What is grep and how do you use it?
Explain command to view process running?
What do know about tee command and its usage?
What is merge command in unix?
What is the use of awk command in unix?
Explain ‘system calls’ with respect to unix commands?
What are filter commands in unix?