What are the different communication commands available in the shell?
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What is the use of "$?" Sign in shell script?
What are zombie processes?
Write down the syntax for all the loops in shell scripting.
Print the 10th line without using tail and head command.
What is mac default shell?
How to rename all the files in a folder having specific extension? Example: I have some files with extension (.txt) in a folder name 'Test'. I have to rename all the .txt files in a test and its subdirectories to .my extension.
Is it possible to substitute "ls" command in the place of "echo" command?
How to initialize a directory size to a variable??
How to create environment variables?What are the conditions for creating variables?
What is ms powershell?
write a shell program to check wheather a given string is pallindrome or not?
What is @echo off?