What are the black box and white box testing?

Answer»

Black-Box Testing	White-Box Testing
In this TYPE of testing the developer who is testing the software has no knowledge about the internal WORKING of a software system.	In this type of testing, the developer who is testing the software checks the internal functioning of the system.
The area on which black-box testing FOCUSES on is the behavior of the software	The testing is based on code statements, branches, conditions or paths used to develop that software.
The testing was DONE from the PERSPECTIVE of an external or an end-user	The testing was done from the perspective of an internal functioning tester. This type of testing is called low-level testing.

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