Download JNTUH MCA 5th Sem R13 2018 June-July 815BE Software Testing Methodologies Question Paper

R13

Code No: 815BE

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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA V Semester Examinations, June/July - 2018

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SOFTWARE TESTING METHODOLOGIES



Time: 3 Hours

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Max. Marks: 60


Note: This question paper contains two parts A and B.

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Part A is compulsory which carries 20 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries
8 marks and may have a, b, c as sub questions.

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PART - A

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5 ? 4 Marks = 20

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1.a)

What is bug? What are the consequences of bugs? Explain.

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[4]

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b)

Name and explain different data flow testing strategies.

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[4]

c)

Explain how domain testing can be used in both functional and structural testing. [4]

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d) Differentiate among path testing, state testing and logic based testing.

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[4]

e)

Define graph matrix and explain out-degree and in-degree.

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[4]

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PART - B

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5 ? 8 Marks = 40

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2.

Explain different kinds of bugs with examples for each. Also write the taxonomy of bugs.

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[8]

OR

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3.

Define path sensitization and explain path sensitization for achievable and unachievable
paths.

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[8]

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4.

Demonstrate the transaction flows and its complications. State and explain various
transaction flow junctions and mergers.

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[8]

OR

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5.

Explain the procedure to construct data flow graph. Compare the path flow and data flow
testing strategies.

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[8]


6.

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Discuss in detail about nice domains and ugly domains with suitable examples. [8]

OR

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7.

Define path product, path expression and path sum. Give suitable examples and
applications for each.

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[8]

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8.

What are the testing strategies for KV charts? Explain the KV charts for two variables and

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three variables.

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[8]

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OR

9.a)

Discuss the principles of state testing. Explain its advantages and disadvantages.

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b)

Explain about don't care conditions in logic based testing.

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[4+4]

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10.

Discuss node reduction algorithm in terms of matrix operations. Demonstrate the matrix

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operations in tool building.

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[8]

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OR

11.a) What are the potential benefits from using tools to support testing? Discuss.
b) Explain the Win-Runner testing process in detail.

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[4+4]

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