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Bbit 207 System Development Methodologies Question Paper

Bbit 207 System Development Methodologies

Course:Bachelor Of Business Information Technology

Institution: Kca University question papers

Exam Year:2014

UNIVERSITY EXAMINATIONS: 2013/2014
ORDINARY EXAMINATION FOR THE BACHELOR OF BUSINESS
IN INFORMATION TECHNOLOGY
BBIT 207 SYSTEM DEVELOPMENT METHODOLOGIES
DATE: AUGUST, 2014
TIME: 2 HOURS
INSTRUCTIONS: Answer Question ONE and any other TWO
QUESTION ONE
a) Define a methodology
[2 Marks]
b) Briefly explain 6 benefits of systems development methodologies. (SDM). [6 Marks]
c) Define information engineering and describe the major phases of information
engineering.
[12 Marks]
d) Discuss the SDLC giving its benefits and weaknesses.
[10 Marks]
QUESTION TWO
a) Briefly explain how the following techniques are used
i). Data Flow Diagram [2 Marks]
ii). Decision Trees [2 Marks]
iii). Decision Tables [2 Marks]
b) Discuss the organizational themes in ISD.
[6 Marks]
c) Briefly explain the main techniques used in Structured Analysis Design and
Implementation of Information Systems. (STRADIS).
[8 Marks]
QUESTION THREE
a) When developing an information system, it might be considered that the developer
uses hard and soft development techniques
1
i). Explain what is meant by the terms hard and soft in this context.
[10 Marks]
ii). Discuss why it is in the system developers’ interest to consider both soft and
hard approaches and what value is added to the information system
development in doing so.
[10 Marks]
QUESTION FOUR
a) Discuss the similarities and differences between SSADM and MERISE.
[8 Marks]
b) Why do you think that both these methodologies became recommended standards for
use in Government departments in the UK and France respectively?
c) Discuss the Check land’s formal system model.
[4 Marks]
[8 Marks]
QUESTION FIVE
a) Compare and Contrast the following approaches to ISD to SSADM
i) Yourdon systems method [3 Marks]
ii) Rapid application development. [3 Marks]
iii) Jackson Systems development (JSD).
[3 Marks]
b) Briefly explain why ETHICS is considered as the socio-technical approach to systems
design.
[4 Marks]
c) Describe the key steps in ETHICS.
[7 Marks]
2

Bbit 207 System Development Methodologies Question Paper

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