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Differentiate between White and Box Black box Testing.

written 7.7 years ago by teamques10 ★ 68k

•   modified 5.2 years ago

software testing and quality assurance

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written 7.7 years ago by teamques10 ★ 68k

Criteria	Black Box Testing	White Box Testing
Definition	Black Box Testing is a software testing method in which the internal structure/ design/ implementation of the item being tested is NOT known to the tester,Also called behavioural testing	White Box Testing is a software testing method in which the internal structure/ design/ implementation of the item being tested is known to the tester. Also called glass box testing
Levels Applicable To	Mainly applicable to higher levels of testing: 1.) Acceptance Testing 2.) System Testing	Mainly applicable to lower levels of testing: 1.) Unit Testing 2.) Integration Testing
Responsibility	Generally, independent Software Testers	Generally, Software Developers
Programming Knowledge	Not Required	Required
Implementation Knowledge	Not Required	Required
Basis for Test Cases	Requirement Specifications	Detail Design
Type	Black box testing means functional test or external testing	White box testing means structural test or interior testing
Aim	check on what functionality is performing by the system	check on how System is performing
Suitable for	This type of project suitable for large projects	This type of project suitable for small projects

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