SOFTWARE ENGINEERING

SOFTWARE TESTING

TEST PLAN AND TEST CASE DEVELOPMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
For a function of n variables, boundary value analysis yields:
A
4n+3 test cases
B
4n+1 test cases
C
n+4 test cases
D
None of the above
Explanation: 

Detailed explanation-1: -Thus, for a function of n variables, BVA yields (4n + 1) test cases. Limitations of BVA: 1) Boolean and logical variables present a problem for Boundary Value Analysis. 2) BVA assumes the variables to be truly independent which is not always possible.

Detailed explanation-2: -Boundary value analysis is one of the widely used case design technique for black box testing. It is used to test boundary values because the input values near the boundary have higher chances of error.

Detailed explanation-3: -These 25 test cases are enough test cases to test the input values for these variables.

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