Maharashi Dayanand University (MDU) 2005 M.C.A Computer Aplications -22 : SOFTWARE TESTING AND QUALITY ASSURANCE - Question Paper

SOFTWARE TESTING AND QUALITY ASSURANCE
MCA (FIFTH SEM)
JAN 2005
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Note : Attempt any five ques.. All ques. carry 15 marks.
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Time: three hours Max.Marks - 75


1.
a) What do you understand by software testing? What type of testing is needed during software lifecycle? Illustrate. [Marks 6]
b) Differentiate ranging from the following:
i) Hardware and Software reliability [Marks 3]
ii) Verification and Validation [Marks 3]
iii) Alpha and Beta Testing [Marks 3]

2.
a) What is meant by object-oriented testing (OOT)? elaborate different OOT methods? Illistrate every stating their usefulness. [Marks 6]
b) What is software hazard analysis? Enumerate its objectives and also indicate the general threats applicable to the software design. [Marks 6]
c) Why does software testing need extensive planning? discuss. [Marks 3]

3.
a) elaborate test data generators? Illustrate their importance in software testing. [Marks 5]
b) What is meant by software quality assurance (SQA)? Enumerate objectives and goals of SQA. [Marks 5]
c) elaborate different software quality metrics? Outline the importance of every.
[Marks 5]

4.
a) What do you mean SQA plan? Illustrate the activities involved in SQA plan. [Marks 5]
b) What is software testing strategy? Outline the characteristics of a good software testing strategy and also explain the strategies involved in integration testing. [Marks 7]
c) What is structured walk through technique? How is it helpful? Illustrate. [Marks 3]

5.
a) What do you understand by software testability? Enumerate a few important
characteristics of software testability. [Marks 5]
b) elaborate software bugs? Why these exist? Why can’t we avoid bugs in
software development? discuss. [Marks 5]
c) What do you mean by software quality standards? Illustrate their essence as well the benefits. [Marks 5]

6. Differentiate ranging from the subsequent.
i) Brute force debugging and Backtracking debugging [Marks 4]
ii) Defect testing and Seeding technique [Marks 4]
iii) Glass box testing and Black Box testing [Marks 4]
iv) Equivalence partitioning and Boundary value analysis methods. [Marks 3]


7.
a) elaborate ISO quality standards for software? explain their essence and usefulness. [Marks 5]
b) What is test case design? Outline its objectives and indicate the steps involved in test case design process. [Marks 6]
c) What do you mean by software safety? Illustrate its significance. [Marks 4]

8.
a) What is software capability maturity model? give its structure and significance of every element. [Marks 9]
b) What is software quality? Illustrate factors affecting software quality. [Marks 3]
c) Differentiate ranging from fault tree analysis and event tree analysis. [Marks 3]

Earning:   Approval pending.