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Bbit 214 : System Analysis And Design Question Paper

Bbit 214 : System Analysis And Design

Course:Bachelor Of Science And Technology

Institution: Kenya Methodist University question papers

Exam Year:2010

FACULTY : SCIENCE AND TECHNOLOY
DEPARTMENT : CIS AND BIT
TIME : 2 HOURS
INSTRUCTIONS Answer Question ONE and any Other TWO Questions

Question 1
a) Define the following terms:
i) Data
ii) Information
iii) System
iv) Information system
v) Cardinality
vi) Multiplicity (6marks)
b) Discuss four systems design methodologies (4marks)
c) State any three methods of collecting and recording facts (3marks)
d) Describe three reasons why we need a life cycle in systems development? (3marks)
e) Explain any four reasons why system development projects fail in any phase of the development process (4marks)
f) Outline five benefits of CASE tools in systems development (5marks)
g) Systems analysts are the key individuals in the systems development project, discuss their roles (5marks)

Question 2
a) Giving examples for each type, briefly explain four types of information systems (8marks)
b) Using diagram, briefly explain the Systems Development Life Cycle (12marks)

Question 3
a) Discuss the following fact finding methods stating an advantage and a disadvantage of each
i) Direct observation
ii) Questionnaires (4marks)
b) Briefly explain five core competencies of a project manager (5marks)
c) Differentiate between open and closed systems (1mark)
d) State and briefly explain five characteristics of a system (10marks)

Question 4
a) Define the following terms
i) Process
ii) Data flow
iii) Data store
iv) Normalization (4marks)
b) In process modeling, what are the three methods of process description (3marks)
c) Define feasibility study and discuss four categories of feasibility study (9marks)
d) Outline any four key benefits of prototyping (4marks)

Question 5
a) Define the following terms used in data modeling
i) Entity
ii) Attribute
iii) Relationship (3marks)
b) Define the term systems analysis and describe the three processes in this phase (4marks)
c) Outline three limitations of the waterfall approach to systems development (3marks)
d) With the aid of symbolic illustrations, explain three components of Data Flow Diagrams (6marks)
e) Distinguish between a logical model and a physical model in systems design (4marks)

Bbit 214 : System Analysis And Design Question Paper

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