PAT Task 3

Differentiate Functional and Non-Functional Testing

Functional Testing
Functional testing is the testing method which identifies the application is working with all features as requested by client. It compares actual result with expected result hence finds if any malfunctioning feature or missing feature.

for example
Unit testing, integration testing, Regression testing, User Acceptance testing, Boundary Value testing, Decision Table testing etc.,

Non-Functional Testing
Non-Functional testing is the testing method to identifies the performance of the application such as stability in various user load condition. It used to evaluate the experience of the user with the developed application.

for example
Performance testing, Load testing, Volume testing, Security testing etc.,