What is the use of "$?" Sign in shell script?


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More Shell Script Interview Questions

What is a command line shell?

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Dear All, Can anybody tell me how to predefind no. of selected rows from a text file.

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Write a shell script to looking at the log file to see if the test has passed or not

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Why do we write bin bash in shell scripts?

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What lives in a shell?

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What is awk script?

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Write a shell script in Linux to shift all characters in a file forward by five characters. (Thus “a” becomes “f’”).

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Explain about debugging?

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c program to display the information of given file similar to givan by the unix or linux command ls -l

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What is shell chemistry?

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How many fields are present in a crontab file and what does each field specify?

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