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R05320506 Software Testing Methodologies B.E Question Paper : djriet.edu.in

Name of the College : Dasari Jhansi Rani Institute Of Engineering And Technology
University : JNTUK
Department : Computer Science And Engineering
Subject Code/Name : R05320506 – Software Testing Methodologies
Year : 2008
Degree : B.E
Year/Sem : III/II
Website : djriet.edu.in
Document Type : Model Question Paper

Software Testing Methodologies Regular : https://www.pdfquestion.in/uploads/djriet.edu.in/2933-R05320506-SOFTWARE-TESTING-METHODOLOGIES.pdf
Software Testing Methodologies Supple : https://www.pdfquestion.in/uploads/djriet.edu.in/2933_R05320506-SOFTWARE-TESTING-METHODOLOGIES.pdf

DJRIET Software Testing Methodologies Model Question Paper

Common to Computer Science & Engineering and Information Technology
Time: 3 hours
Max Marks: 80
Answer any FIVE Questions :

Related : Dasari Jhansi Rani Institute Of Engineering And Technology R05410506 Mobile Computing B.E Question Paper : www.pdfquestion.in/2930.html

Set – I

All Questions carry equal marks :
1. (a) Why is it impossble for a tester to find all the bugs in a system? Why might it not be necessary for a program to be completely free of defects before it is delivered to its customers?
(b) To what extent can testing be used to validate that the program is fit for its purpose? Discuss. [10+6]
2. (a) Discuss about “Traversal marker” form of path instrumentation.
(b) What is meant by coincidental correctness? Give an example. [8+8]
3. (a) What is meant by a program slice? Discuss about static and dynamic program slicing.
(b) Explain the terms Dicing, Data-flow, and Debugging. [8+8]
4. (a) What is meant by domain testing? Discuss various applications of domain testing.
(b) With a neat diagram, explain the schematic representation of domain testing. [10+6]


5. Write short notes on:
(a) Distributive laws
(b) Absorption Rule
(c) Loops
(d) Identity Elements. [4+4+4+4]
6. (a) How can we form the specifications into the sentences? Write down the different phrases which can be used for the words.
(b) Explain about the ambiguities and contradictions in the specifications. [8+8]
7. (a) What are the software implementation issues in state testing?
(b) Explain about good state and bad state graphs. [8+8]
8. (a) What are the advantages of array representations?
(b) Write about loops in matrix representation. [8+8]

Set – II

1. (a) Why is it impossble for a tester to find all the bugs in a system? Why might it not be necessary for a program to be completely free of defects before it is delivered to its customers?
(b) To what extent can testing be used to validate that the program is fit for its purpose? Discuss. [10+6]
2. (a) What is meant by statement testing and branch testing? Give suitable examples.
(b) State and explain various path selection rules for path testing. [8+8]
3. (a) What is meant by data-flow model? Discuss various components of it.
(b) Explain the All-c-uses/ some-p-uses (ACU+P) strategy in data-flow testing with a suitable example. [8+8]
4. (a) Explain clearly how one dimensional domains are tested. [10+6]
(b) Discuss about equality and inequality predicates. Also explain how they are treated in domain testing.
5. (a) Discuss path sum and path product.
(b) Discuss in brief the applications of paths. [8+8]
6. (a) Minimize the function using Karnaugh Map method:
F(A,B,C,D)= P(1,2,3,8,9,10,11,14)+ Pd(7,15)
(b) Demonstrate by means of truth tables the validity of the following theorems of Boolean algebra:
i. Associative laws
ii. Demorgans theorems for three variables
iii. Distributive law of + over [8+8]
7. Write short notes on:
(a) Transition bugs
(b) Dead states
(c) State bugs
(d) Encoding bugs [4+4+4+4]
8. What are graph matrices and their applications? [16]

Set – III

III B.Tech II Semester Supplimentary Examinations, Aug/Sep 2008
Software Testing Methodologies
( Common to Computer Science & Engineering and Information
Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks

1. (a) Why is it impossble for a tester to find all the bugs in a system? Why might it not be necessary for a program to be completely free of defects before it is delivered to its customers?
(b) To what extent can testing be used to validate that the program is fit for its purpose? Discuss. [10+6]

2. (a) What is meant by program’s control flow? How it is useful for path testing?
(b) Discuss various flow graph elements with their notations. [8+8]

3. (a) Discuss the following strategies of data flow testing with suitable examples:
i. All-predicate-uses(APU) strategy
ii. All-computational (ACU) strategy
(b) Compare the path flow and data-flow testing strategies. [8+8]

4. (a) What is meant by domain testing? Discuss various applications of domain testing.
(b) With a neat diagram, explain the schematic representation of domain testing. [10+6]

5. (a) Flow graph are abstract representation of programs. Justify?
i. Distributive laws
ii. Absorption Rule. [8+8]

6. (a) Explain prime implicant, sum-of-product form and product-of-sum form.
(b) What are Decision Tables? [8+8]

7. (a) Write Testers comments about state graphs.
(b) What are the types of bugs that can cause state graphs? [8+8]

8. (a) Write a Partitioning Algorithm.
(b) Write an algorithm for Node Reduction. [8+8]

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