What is white and black box testing?

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White box testing is a method of testing where the internal structure and implementation details of the software are known and tested. Black box testing is a method of testing where the internal structure and implementation details of the software are unknown and only the inputs and outputs are tested.

White box testing is also known as clear box testing, glass box testing, or structural testing.
It focuses on testing the internal logic, code paths, and branches of the software.
Testers have access to the source code and can design test cases based on the code structure.
Examples of white box testing techniques include statement coverage, branch coverage, and path coverage.
Black box testing is also known as functional testing or behavioral testing.
It focuses on testing the functionality and behavior of the software without considering its internal structure.
Testers do not have access to the source code and design test cases based on the software's specifications.
Examples of black box testing techniques include equivalence partitioning, boundary value analysis, and error guessing.

What is white and black box testing?

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