B3.3-R3: SOFTWARE ENGINEERING & CASE TOOLS
: JANUARY 2006
NOTE:
1. Answer question 1 and any FOUR questions from 2 to 7.
2. Parts of the same question should be answered together and in the same sequence
Time: 3 Hours Total Marks: 100
1. a) Which production process model is useful for developing very large complex software?
b) Discuss how can one improve visibility of software design and code.
c) What is software reverse engineering?
d) What are the desirable characteristics of a good software design?
e) How can CASE tools help in reverse engineering of software?
f) Why is it necessary to carry out verification and validation of a software product? Who should carry out these activities in software projects?
g) What is big-bang integration testing? Is it suitable for large software systems?
(7x4)
2. a) What is requirement analysis? What are some fact-finding techniques useful in the context of requirement analysis?
b) Bring out clearly the features of a good SRS document. What are the techniques to ensure quality of an SRS document?
c) Discuss the contents of a software requirement specification document (SRS document). Differentiate between functional and non-functional requirements.
(6+4+8)
3. a) Define the key concepts of Abstraction, Encapsulation and Polymorphism in the context of Object-oriented Software Engineering.
b) What do you mean by Multiple Inheritance? Show an Inheritance Tree with Multiple Inheritances.
c) What are Abstract Classes? What is their use? Discuss with an example.
(9+4+5)
4. a) What is coupling? Which form of coupling among software modules is the best? What are the various forms of coupling? Explain.
b) Define Cohesion. What is Functional Cohesion? Does Functional Cohesion within a module bring about good software design? Give an example. What type of coupling and cohesion between/among modules is preferred for good quality software?
(9+9)
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5. a) Define software quality. What are the different metrics of software quality? Discuss in brief.
b) What do you mean by Software Quality Assurance? What are the seven major activities of software quality assurance?
c) Identify some problems associated with the implementation of a successful quality assurance plan in a software development organization.
(8+6+4)
6. a) What is the purpose of software testing? What is a test case? How is it different from a test suite? Illustrate by a simple example.
b) What is white box testing? Name some white box testing methods.
c) Define maintainability in the context of software. Explain the significance of different types of maintenance.
(8+5+5)
7. Write short notes on any three of the following:
a) Program complexity and its significance
b) Design patterns.
c) Version control and Change Control in the context of Software Configuration Management
d) Software agents.
(3x6)
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