Meta Interview Question: What does "$?" mean in bash?

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Meta interview question

What does "$?" mean in bash?

Anonymous

Dec 6, 2019

returns the status code of the last executed command

Anonymous

May 21, 2022

The exit code of the last executed command.

Anonymous

May 21, 2022

The exit code of the last executed command.

Anonymous

Mar 9, 2019

How would you suggest preparing for the systems interview round? I have never given a systems interview before and am about to start my preparation.

Anonymous

Oct 30, 2019

referencing or retrieving the value of a variable