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NATIONAL OPEN UNIVERSITY OF NIGERIA
UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
JUNE/JULY 2013 EXAMINATION
COURSE CODE: CIT831
COURSE TITLE: Software Engineering Methodologies (3units)
TIME ALLOWED: 3hrs
INSTRUCTION: Answer any five (5) questions
QUESTIONS
1a. State the fundamental inspection pre-conditions. (6 marks)
1b. Enumerate and briefly explain 4 stages of design. (8 marks)
[Total = 14 marks]
2a. What are CASE tools? (2 marks)
2b. List and describe 6 attributes of a good software. (12 marks)
[Total = 14 marks]
3a. When is re-application desirable in an existing software? (6 marks)
3b. Describe two problems of domain requirements. (8 marks)
[Total = 14 marks]
4a. List five architectural models and specify their roles (10 marks)
4b. Write short notes on the following:
i. Sub-system )
ii. Module ) (2 marks each)
[Total = 14 marks]
5a. Give a brief description of the notion of structured methods. (8 marks)
5b. What are formal specifications? (6 marks)
[Total = 14 marks]
6a. Software products developed by means of the spiral model are usually prone to hazards. Cite any 3 practical instances. (9 marks)
6b. List any 5 components of the requirements document. (5 marks)
[Total = 14 marks]
7a. Describe 3 key requirements validation techniques (9 marks)
7b. Enumerate the distinct phases of the waterfall model. (5 marks)
[Total = 14 marks]
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