Functional Testing Question:
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Explain the difference between the functional testing and functionality testing?


Functional Testing sometimes called black box testing because no knowledge of the internal logic of the system is used to develop testcases.for example ,if a certain function key should produce a specific result when pressed, a functional tet validates this expectation by pressing the function key and observing the result.when conducting functional tests, you will use validation techniques almost exclusively.
Functional testing advantages:
simulates actual system usage.
makes no system structure assumptions.

Potential of missing logical errors in software
possibility of redundant testing.

Functionality Testing:
Its part of Functional testing. Giving the input and checking the output. Testing the application against specifications.

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