Explain about the exit command?
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Determine the output of the following command: [ -z “” ] && echo 0 || echo 1
Write a shell script that adds two numbers if provided as the command line argument and if the two numbers are not entered throws an error message.
Why is shell scripting important?
How many prompts are available in a UNIX system?
How does ls command work?
What is the difference between grep and egrep?
What can scripts do?
What is use of "cut" command?
Is shell scripting difficult?
Explain about "s" permission bit in a file?
What is shell company all about?
What is a shell in operating system?