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Dcis 104/Dbit 124: System Analysis And Design Question Paper

Dcis 104/Dbit 124: System Analysis And Design

Course:Computer Science And Business Information

Institution: Kenya Methodist University question papers

Exam Year:2012

KENYA METHODIST UNIVERSITY
END OF 3''RD ''TRIMESTER 2012 (DAY) EXAMINATIONS
FACULTY : COMPUTING AND INFORMATICS
DEPARTMENT : COMPUTER SCIENCE & BUSINESS INFORMATION
UNIT CODE : DCIS 104/DBIT 124
UNIT TITLE : SYSTEM ANALYSIS AND DESIGN
TIME : 2 HOURS

INSTRUCTIONS
Answer question ONE and any other TWO questions.
Question One
Define the following terms:
(6 Marks)
Information system.
Modularity.
Process.
Methodology.
Coupling.
Cohesion.
Give at least four reasons why an organization conducts analysis. (4 Marks)
An interface exists at the point where a system meets its environment. State three functions of an interface.
(3 Marks)

System analysts are key individuals in the system development process. Describe their five roles.
(5 Marks)
State three methods of collecting and recording facts.
(3 Marks)

Briefly explain three elements of computer based systems.
(6 Marks)

Mention three activities sometimes described as prototyping.
(3 Marks)
Question Two (20 Marks)
State and briefly explain three types of information systems.
(6 Marks)

Describe any three categories of testing.
(6 marks)

State and briefly explain four characteristics of system.
(8 Marks)
Question Three (20 Marks)
What is feasibility study?
(2 Marks)
Explain the following types of feasibility study;
Technical Feasibility.
Economical Feasibility.
Operation Feasibility
Explain any three qualities of a good system documentation.
(6 Marks)

Define the term system analysis.
(2 Marks)
Differentiate between;
Direct changeover and parallel changeover.
(2 Marks)
Functional requirements and non functional requirement.(2 Marks)
Question Four (20 Marks)
Write down three differences between open and closed systems.
(6 Marks)

Highlight four guidelines for training.
(4 Marks)

State and briefly explain three types of maintenance.
(6 Marks)

Mention four functions of CASE TOOLS.
(4 Marks)

Dcis 104/Dbit 124: System Analysis And Design Question Paper

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