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Bit 2112 System Analysis And Design Question Paper

Bit 2112 System Analysis And Design

Course:Bachelor Of Computer Science

Institution: Dedan Kimathi University Of Technology question papers

Exam Year:2010

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KIMATHI UNIVERSITYCOLLEGE OF TECHNOLOGY
UNIVERSITY EXAMINATIONS 2010/2011
FIRST YEAR SPECIAL / SUPPLEMENTARY EXAMINATIONS IN INFORMATION TECHNOLOGY AND
SECOND YEAR COMPUTER SCIENCE
BIT 2112 SYSTEM ANALYSIS AND DESIGN
DATE: MARCH 24, 2011 TIME: 2.00 PM – 4.00 PM
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Instructions:
Answer Question ONE (1) and any other TWO questions
a) Define
i) System (1 mark)
ii) System approach (1 mark)
iii) System Analysis (1 mark)
b) Name and briefly describe three characteristics of a system. (6 marks)
c) i) State three major types of information systems (3 marks)
ii) Differentiate between structured and unstructured decisions (2 marks)
d) What is data dictionary and why is it necessary for a system analysts (2 marks)
e) i) List two processing technique options that can be employed by a system designer
(2 marks)
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ii) Use a diagram to show the relationship of the operational areas considered and
specified by the system designer (3 marks)
f) Name and briefly describe two categories of information maintenance (4 marks)
g) Differentiate between live test data and artificial test data. (2 marks)
h) State one difference between the pilot system and phase-in methods of system conversion
(1 mark)
i) State one advantage and one disadvantage of in-house method of trainingpersonnel to work
with the system. (2 marks)
Question 2 (20 marks)
a) List four rules that govern the construction of data dictionary entries (4 marks)
b) Use diagrams to describe four components of a data flow diagram. (8 marks)
c) Discus three formats of question items used in a questionnaire by system analyst.
(6 marks)
d) i) State one advantage of observing the system as a fact finding technique (1 mark)
ii) Why should the analyst be cautions during observation of a system (1 mark)
Question3 (20 marks)
a) Briefly discuss decision support information system (3 marks)
b) Briefly discuss four reasons for starting up information system projects. (8 marks)
c) Project request can be accepted or rejected by committees. Discuss three committees format
used for this purpose (9marks)
Question 4 (20 marks)
Briefly discuss any two constraints that the system designer will work under (4 marks)
ii) Brieflydescribe two levels of an information system tests (4 marks)
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b) What is system documentation (2 marks)
ii) Briefly describe the characteristics of a good documentation (6 marks)
c) Describe two areas covered in the post implementation review plan (4 marks)
Question 5 (20 marks)
a) i) Name four activities involved in system development life cycle (4 marks)
ii) What is feasibility study (2 marks)
iii) State any four types of feasibility considered by any analyst (4 marks)
b) What is fact-finding and how is it accomplished (4 marks)
c) Name any three symbols used to construct data flow diagram. For each state its function
(6 marks)

Bit 2112 System Analysis And Design Question Paper

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