Write a grep (or grep) command that selects the lines from
a file that have exactly three characters.
Answer Posted / niranjan
1)grep ??? filename
2)grep ^...$ filename
Is This Answer Correct ? | 0 Yes | 1 No |
Post New Answer View All Answers
What is s and g in sed command?
What's a command word?
Which command is used to create a directory?
Describe the usage and functionality of the command rm –r * in unix?
Which command is used to find whether the system is 32 bit or 64 bit?
Explain command to show the space allocation of files?
What is the functionality of a top command?
What is unix command line?
How do I use nslookup?
How does the system know where one command ends and another begins?
Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?
What is the command to find hidden files in the current directory?
What do know about tee command and its usage?
What is ctrl d?
What is updatedb?