NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
JANUARY 2021 EXAMINATION

COURSE CODE : CIT 831
COURSE TITLE : Software Engineering Methodologies
CREDIT UNIT : 3
TIME ALLOWED : 2½ HOURS
INSTRUCTION : Answer Questions 1 (One) and Any Other Four (4)

1a) Enumerate any six (6) attributes of a Good Software (3 marks)
1b) Enumerate the advantages of Incremental development (3mks)
1c) Write short notes on the following (
i) Software process (1 mark)
ii) Software Process Model (1mark)
iii) Software Design (2mark)
iv) Software Inspections (2 marks)
1d) Enumerate any six (6) architectural design decisions (3Marks)
1e) Identify the various Requirement Engineering processes (2 marks)
1f) What are the types of specification techniques available? (2 marks)
1g) Give a concise explanation of the types of domain-specific examples in existence (3 marks)

2a) Write short notes on the following terms: (6 marks)
i) Software Engineering Methods,
ii) CASE tools
iii) Requirements management
2b) Briefly describe the steps you would follow in building a prototype of Road traffic monitoring software? (6 marks)

3a) Compare the following in terms of Software Engineering (8 marks)
i) Context Model and process model
ii) Object-Oriented Design and Functional design
iii) Software verification and Software validation
iv) Software Engineering and Computer Science
v) Throwaway and Evolutionary Prototyping
3b) Enumerate the advantages of the following (4 marks)
i) Formal Specification
ii) Spiral Model

4a) What is software engineering methodology? (2 marks)
b) Describe the available requirement validation checks? (5 marks)
c) What are the types of specification techniques available? (2 marks)
d) Give a concise explanation of the types of domain-specific examples in existence (3 marks)

5a.) Describe the limitations of the Waterfall Model (4Marks)
5b) Explain the Issues of Professional Responsibility in relation to software process (4mks)
5c) What is requirement Validation? Briefly describe Requirements Validation approaches you know (4 marks)

6a) Itemize the advantages and disadvantages of repository models (4marks)
6b.) Explain the following terms as associated with CASE (4 marks)
6c) Write short notes on any four phases involved in a software development life-cycle (4marks)