14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS

SCHOOL OF SCIENCE AND TECHNOLOGY

MARCH/APRIL 2014 EXAMINATION

COURSE CODE: CIT 703

COURSE TITLE: INFORMATION TECHNOLOGY AND SOFTWARE DEVELOPMENT

TIME ALLOWED: 3 HOURS

INSTRUCTION: ANSWER ANY FIVE QUESTIONS

1. Briefly explain the following models:

i) SoftwareProcess Model.

(Ii) Workflow Model

(iii) Data Model

(iv) Role Model 14 marks

2a. Explain what is meant by mapping cardinality. 4 marks

b. For binary relationship sets between entity sets A and B, outline fourpossible mapping cardinalities. 10 marks

3a. Explain the UML concept.. 4 marks

b. List the parts of the UML 2.x specification. 4 marks

c. Outline how UML diagrams represent two different views of a system model. 6 marks

4. Outline seven activities involved in the initiation stage of the acquisition of software. 14 marks

5a. Describe the following concepts in software project planning

(i). Work breakdown (ii) Task allocation (iii) Guesstimation 6 marks

b. List and explain two problems encountered in guesstimation 4 marks

c. Describe the two key control elements in software project planning 4 marks

6. Outline five components of DBMS. 14 marks

7a. Explain the following terms:

i. Transition network

ii. State

iii. Transition 6 marks

b. Describe the following: Conditions, Actions and Events 6 marks

c. What is a state transition diagram? 2 marks

For the 2015 – till date past questions for this course CLICK HERE

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