Write a grep (or grep) command that selects the lines from
a file that have exactly three characters.

Answer Posted / rajasekar utl

grep ^...$ <filename>

Is This Answer Correct ?    4 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.

623


What is command statement?

542


What is grep r?

591


What is awk used for?

619


What are the unix commands?

560






How do I use grep to search for a file?

580


How is the command '$cat file2 ' different from '$cat >file2 and >> redirection operators ?

761


What is updatedb?

586


What is the function of grep command in unix?

588


What is the functionality of a top command?

625


What does find command return in unix?

594


What is the difference between cat and more command?

627


What does the metacharacter mean?

610


Explain ‘system calls’ with respect to unix commands?

602


Is it inbetween or in between?

580