Object Oriented Analysis and Design April May 2010

M.C.A. Degree Examination,April/May 2010
          Fourth Semester
MC 1753 - OBJECT ORIENTED ANALYSIS AND DESIGN
  (Regulation-2005)

ANSWER ALL QUESTIONS
PART - A

1. State the significance of Object Oriented approach.
2. What is prototyping and why is it useful ?
3. Differentiate between patterns and frameworks.
4. What is the strength of OMT ?
5. What is the 80-20 rule ? Give its importance ?
6. List the rules to name the classes ?
7. How do design axioms help avoid design pitfalls ?
8. List out the different ways to provide User feedback.
9. Define regression testing.
10. State the debugging principles.

PART - B

11.(a).(i). How does the object oriented approach differ from the traditional top-down approach ? Discuss. (4)
11.(a).(ii). Illustrate the relationship among the classes and objects. (12)
(Or)
11.(b). Explain the 3 macro processes of object-oriented system development approach. (16)

12.(a). Describe the Jacobson's methodology to develop the object-oriented system. (16)
(Or)
12.(b).(i). Give the Use case Diagram for a Library Information System. (8)
12.(b).(ii). Compare sequence versus collaboration diagram with an example. (8)

13.(a). Describe the noun phrase approach to identify the classes for a Library Information System. (16)
(Or)
13.(b).(i). How would you identify the Object relationships ? Explain. (12)
13.(b).(ii). Why are classes, responsibilities, and collaborators useful ? (4)

14.(a).(i). What are public and private protocols ? What is the significance of separating these 2 protocols? (6)
14.(a).(ii). Explain how the Object Oriented design axioms and corollaries help in object-Oriented design. (10)
(Or)
14.(b).(i). Describe the processes of creating the access layer classes. (8)
14.(b).(ii). Explain the activities involved in the micro-level process for designing the view layer classes. (8)

15.(a).(i). DEscribe the different testing strategies. (10)
15.(a).(ii). List out the steps needed to create a test plan. (6)
(Or)
15.(b). Discuss the guidelines for developing usability testing and user satisfaction testing with suitable example. (16)

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