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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA V Semester Examinations, June/July - 2018
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SOFTWARE TESTING METHODOLOGIESTime: 3 Hours
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Max. Marks: 75Note: This question paper contains two parts A and B.
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Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part Bconsists of 5 Units. Answer any one full question from each unit. Each question carries
10 marks and may have a, b, c as sub questions.
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PART - A
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5 ? 5 Marks = 25
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1.a)
Explain different types of loops and related bugs with examples.
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[5]
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b)What are the components of a data flow model? Explain.
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[5]
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c)What is meant by domain dimensionality?
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[5]
d)
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Distinguish between path sums and path products.
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[5]
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e)
Discuss about the matrix operations in tool building.
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[5]
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PART - B
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5 ? 10 Marks = 50
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2.a)How control and sequence bugs can be caught? Explain their consequences.
b)
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Explain about simple independent and co-related predicates.
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[5+5]
OR
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3.a)
Discuss about the bugs related to internal and external interfaces and its consequences.
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b)What is the use of link counters in path testing? Explain.
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[5+5]4.a)
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What are data flow anomalies? Discuss them with examples.
b)
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Discuss about transaction flow testing and its significance.--- Content provided by FirstRanker.com ---
[5+5]
OR
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5.a)Compare different data flow testing strategies.
b)
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What are the applications of transaction flow testing? Discuss.
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[5+5]
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6.Explain the following domain boundaries with examples.
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a) Linear & Non-linear
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b) Nice & Ugly--- Content provided by FirstRanker.com ---
[5+5]
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OR7.
With examples, explain the applications of the following with respect to testing.
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a) Regular Expressions
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b) Flow anomaly detection
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[5+5]
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8.a)
How Boolean expressions can be used in test case design? Explain.
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b)Discuss about the contradictions and ambiguities in specifications.
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[5+5]
OR
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9.a)What are state graphs? What kind of bugs can cause state graphs? Explain.
b)
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With an example, explain the process of converting a specification into a state graphs.
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[5+5]
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10.a) What are the benefits of using tools in software testing? Discuss.
b) What is the power of a matrix in Graph representation? Explain.
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[5+5]
OR
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11.a) How does Win runner recognize objects in an application? Explain.b) What are the merits and demerits of different graph matrix representations? Discuss.[5+5]
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