What is Black Box and White Box Testing?

 Posted by Jish on 3/6/2012 | Category: QA (Testing) Interview questions | Views: 4277 | Points: 40

Black box testing : This tests are based on requirements and functionality.Internal system design is not considered in this type of testing.

White box testing – This testing is based on knowledge of the internal logic of an application’s code. Also known as Glass box Testing. Internal software and code working should be known for this type of testing. Tests are based on coverage of code statements, branches, paths, conditions

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Posted by: Nashfana on: 3/9/2012 | Points: 10
White Box Testing:Means testing the application with
coding /programming knowledge.That means the tester has to
correct the code also.

Black box testing:testing the application without
coding /programming knowledge that means the tester doesn't
require coding knowledge.Just he examines the appliaction
external fucntional beheaviour and GUI features.

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