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Information Systems Management(Dbit 224) (Dcis 204) (Misc 033) Question Paper

Information Systems Management(Dbit 224) (Dcis 204) (Misc 033)

Course:Computer Science & Business Information

Institution: Kenya Methodist University question papers

Exam Year:2012

TIME : 2 HOURS

INSTRUCTIONS
Answer question ONE and any other TWO questions.
Question One
Good quality information must possess certain characteristics, to be useful. Give any four characteristics.
(4 Marks)
Clearly distinguish between the following pairs of system classification. Give relevant examples;
Open and complex systems.
(4 Marks)
Adaptive and non-adaptive systems.
(4 marks)
Describe the key characteristics of the following information systems:
Transaction processing (TPS).
(3 Marks)
Management Information System (MIS)
(3 Marks)
Decision Support systems (DCS).
(3 Marks)

There is hardly a perfect fit between information systems and business processes. Why is this so? Explain
(4 Marks)
Explain reasons why organizations invest in information systems(5 Marks)

Question Two
Identify the functional units within which the following information systems are used and describe their respective functions;
Case management systems.
(3 Marks)
Information kiosk system.
(3 Marks)
Materials planning and management system.
(3 Marks)
State two examples in each case of decisions that marketing information systems can help at the following management levels:
Strategic.
(2 Marks)
Tactical.
(2 Marks)
Operational.
(2 Marks)

Describe reasons behind the emergence of enterprise wide systems in organizations.
(5 Marks)

Question Three
Organizations are using database management systems to meet various information needs;
Distinguish between a database and a database management system.
(4 Marks)

Identify four challenges faced by traditional file systems and in each case describe how a database system overcomes them.
(8 Marks)

Distinguish between a foreign key and surrogate key in a file.
(3 Marks)

Explain how organizations can apply databases for improved decision making.
(5 Marks)

Question Four
Outline the typical activities undertaken during information systems design, when building a new information system.
(5 Marks)

State three reasons why information systems are vulnerable to security violations.
(3 Marks)

What is the role of a repeater in data communication?
(3 Marks)

Discuss three reasons behind the emergence of network in modern computing.
(9 Marks)

Information Systems Management(Dbit 224) (Dcis 204) (Misc 033) Question Paper

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