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Apurv Gujjar
Apurv GujjarDevOps & Cloud Engineer
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Interview DocumentationLinuxWhat does `$?` represent in shell scripting?
Back to all Linux questions
Q2

What does `$?` represent in shell scripting?

💬Answer
  • Definition: A special shell variable that stores the exit status of the last executed command.
  • Meaning: A value of 0 represents success, while any non-zero value indicates failure. Helpful for scripting error handling.

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Apurv Gujjar - DevOps & Cloud Engineer
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Apurv Gujjar

DevOps & Cloud Engineer

Specialized in:DevOpsAWSGCPKubernetesTerraformDocker
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