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Cisy 222/Bbit 231: System Analysis And Design Question Paper

Cisy 222/Bbit 231: System Analysis And Design

Course:Computer Science And Business Information

Institution: Kenya Methodist University question papers

Exam Year:2013

KENYA METHODIST UNIVERSITY
END OF 3''RD ''TRIMESTER 2013 (PT) EXAMINATION
FACULTY : COMPUTING & INFORMATICS
DEPARTMENT : COMPUTER SCIENCE AND BUSINESS INFORMATION
UNIT CODE : CISY 222/BBIT 231/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:
System
Coupling
Methodology
Perfective maintenance
Prototype
(10mks)
Define the two rules in normalization of databases in system development.
(2mks)
What are the three purpose of database design?
(3mks)
Briefly explain the three principles activities in project identification and selection.
(6mks)
Describe three guidelines for drawing data flow diagrams.
(3mks)
Describe four types of tests in system implemented.
(3mks)
Designing of a new system can be divided into several elements, name four of them.
(4mks)
Question Two
Systems are classified into three categories. Explain the three classifications.
(12mks)
Briefly explain four types of information systems and give examples of each type.
(8mks)
Question Three
Briefly describe two rules governing each symbol in data flow diagram.
(5mks)
In a given production process, a product is passed a fit for sale if it pass a mechanical test electrical test and has the correct dimension. If it fails the mechanical or electrical tests and has the correct dimension. If ti fails the mechanical or electrical tests but not hath, it is sent back to the working for repairs in all others cases the product is rejected
Draw a decision table for the above narrative, illustrating all the stubs for drawing such a table.
(5mks)
Draw a decision tree to represent the same processing logic. (5mks)
Write the structured English for the above.
(5mks)
Question Four
You are in charge of the information system development project for company XYZ and yourand your team is currently examining the viability of the prepared system
Discuss any two organizational (operational) legal technical and economic issues that must be addressed by your team to justify the undertaking of this project.
(8mks)
In the planning phase of information system development you and your team will develop two document SOW and BPP. Describe what the two documents are.
(4mks)

Discuss the implication of developing an information system without adequate documentation.
(8mks)

Cisy 222/Bbit 231: System Analysis And Design Question Paper

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