QUESTION: 13 Topic Section: Structure-based Techniques

The comment frequency of the code fragment is 13%. To which ISO 9126 quality attribute does a good level of comment frequency especially contribute?

Portability
Maintainability
Usability
Efficiency

Answer(s): A

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QUESTION: 14 Topic Section: Structure-based Techniques

Which specification-based technique could be used to enhance coverage for this code fragment?

Boundary value analysis
Exploratory testing
State transition testing
Use case testing

Answer(s): A

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QUESTION: 15 Topic Section: Structure-based Techniques

Consider the following code fragment

If (a>b) and (b>c) then
b = (a+c)/2
endif

Assume that in the following options, each of the three numbers in parenthesis represent the inputs for a test case, where the first number represents variable “a”, the second number represents variable “b”, and the third number represents variable “c”.

Which of the following gives a set of test case inputs that achieves 100% decision coverage for this fragment of code with the minimum number of test cases?

(5, 3, 2)
(5, 3, 2); (5, 4, 0)
(5, 4, 0); (4, 5, 0)
(4, 5, 0); (5, 4, 5)

Answer(s): C

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QUESTION: 16 Topic Section: Structure-based Techniques

For the control flow, what is the correct labelling?
i ii iii

Nodes Link Region
Nodes Region Link
Region Link Nodes
Region Nodes Link

Answer(s): A

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QUESTION: 13 Topic Section: Structure-based Techniques

QUESTION: 14 Topic Section: Structure-based Techniques

QUESTION: 15 Topic Section: Structure-based Techniques

QUESTION: 16 Topic Section: Structure-based Techniques

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