What is the crontab?
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how to read systems current date and time
How will you list only the empty lines in a file (using grep)?
why did you apply to shell
How do we create command aliases in a shell?
How do I start a shell script?
What is web script?
How to debug the problems encountered in the shell script/program?
Write a shell script to check whether a number is Armstrong number or not?
What is the use of "shift" command in passing parameters?
What command needs to be used to take the backup?
Explain about the slow execution speed of shells?
How will you find the 99th line of a file using only tail and head command?