What is the difference between functional and non functional testing?

Question

Accepted Answer

Functional testing focuses on the behavior of the software, while non-functional testing evaluates its performance and other quality attributes.

Functional testing verifies if the software meets the specified functional requirements.
Non-functional testing checks the performance, reliability, usability, and other non-functional aspects of the software.
Functional testing is concerned with what the software does, while non-functional testing is concerned with how well it does it.
Examples of functional testing include unit testing, integration testing, and system testing.
Examples of non-functional testing include performance testing, security testing, and usability testing.

Accepted Answer

Functional testing is done based on the business requirements where as non-functional testing is done based on the customer expectations and performance requirements.

Accepted Answer

Functional testing is done based on the business requirements where as non-functional testing is done based on the customer expectations and performance requirements.

What is the difference between functional and non functional testing?

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