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Software Testing

Difference between Black box testing and White box testing.


Asked On2019-05-18 14:53:44 by:iamprinceraj

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gayathriadarileochhayaedu-FreakShwetaMerchant

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Black-Box Testing

White-Box Testing

Black box Testing is the software testing method which is used to test the software without knowing the internal structure of the code or program.

White box Testing is the software testing method in which the internal structure of the code or program is known to the tester.

Testing is carried out by testers.

Testing is carried out by software developers.

Programming knowledge is not required for testing.

Programming knowledge is required for testing.

Implementation knowledge is not required for testing.

Implementation knowledge is required for testing.

Testing is applicable on higher levels of testing like System Testing, Acceptance Testing.

Testing is applicable on lower levels of testing like Unit Testing, Integration Testing.

Black Box Testing is a functional/ external test.

White Box Testing is a structural/ external test.

In Black Box Testing primary concentration is on the functionality of the system under test.

In White Box Testing primary concentration is on the testing of the program code of the system under test like code structure, branches, conditions, loops, etc.

The main aim is to check on the functionality performed by the system under test.

The main aim is to check on how the system is performing.

Techniques Used:

Equivalence Partitioning

Boundary Value Analysis

Techniques Used:

Statement Coverage

Branch Coverage

Path Coverage


Answerd on:2019-05-19 Answerd By:ShwetaMerchant

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