What is smoke and sanity testing

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Smoke testing is a quick test to check if the basic functionalities of the software are working, while sanity testing is a subset of regression testing to ensure that specific functionalities are working after changes.

Smoke testing is performed to verify if the critical functionalities of the software are working properly.
Sanity testing is a focused testing to ensure that specific areas of the software are still working after changes.
Smoke testing is done before detailed testing, while sanity testing is done after specific changes.
Example: Smoke testing would check if the login functionality works, while sanity testing would check if a specific bug fix is successful.

What is smoke and sanity testing

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