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Cms 204: Information Systems Analysis And Design Question Paper
Cms 204: Information Systems Analysis And Design
Course:Bachelor Of Commerce
Institution: Kca University question papers
Exam Year:2009
1
UNIVERSITY EXAMINATIONS: 2009/2010
SECOND YEAR STAGE 2 EXAMINATION FOR THE DEGREE OF
BACHELOR OF COMMERCE
CMS 204: INFORMATION SYSTEMS ANALYSIS
AND DESIGN (SATURDAY)
DATE: DECEMBER 2009 TIME: 2 HOURS
INSTRUCTIONS: Answer question ONE and any other TWO questions
QUESTION ONE
(a) Information systems used at different management levels differ in their nature. Identify the
information systems used at the different levels of management in organizations clearly stating
their characteristics. (12 Marks)
(b) It is said that systems development is iterative. What does this statement mean? (2 Marks )
(c) Distinguish between pilot change over and phased change over stating strength for each.
(6 Marks)
(d) Some of the tools used in systems analysis and design include the following
i. Data flow diagrams
ii. System flow charts
iii. CASE Tools
iv. Decision tables
Select any two and give its characteristics and strengths in Systems Analysis and Design.
(6 Marks)
(e) Information systems have many tangible and intangible benefits and costs. Identify two intangible
benefits and costs to the organization on implementation of Information’s systems (4 Marks)
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QUESTION TWO
(a) Identity four stake holders who identify the need to development an information system in an
organization? (2 Marks)
(b) What are their concerns that necessitate the desire for an information system (4 Marks)
(c) During the early stages in the development of a new information system, perhaps one of the most
difficult tasks is the establishment of a Requirements Specification Document. What are the
disadvantages of using a document review in determination of systems requirements (4 Marks)
(d) What are the characteristics of Decision Support Systems.? (4 Marks)
(e) There are three test data strategies for testing information systems. Outline each giving an example
for each (6 Marks)
QUESTION THREE
(a) What are some of the administrative controls that can be employed during systems development to
ensure that quality systems are developed? (8 Marks)
(b) Identify the deliverables that are obtained at each, stage in the systems Development life cycle.
(6 Marks)
(c) Prior to the commencement of the feasibility study, the Terms of Reference (TOR) should be
established. Outline three elements that might be defined within the TOR. (6 Marks)
QUESTION FOUR
a) Information systems Security is becoming a very important part of any system design and may be
classified under a number of different headings. Write short notes with an example of each of the
following. .
i. Accidental Errors;
ii. Espionage;
iii. Mischief;
iv. Viruses. (6 Marks)
b) In the context of Structured Systems Analysis: One general classification of ‘systems’ is ‘hard’ and
‘soft’. Describe what is meant by these two terms, ‘hard’ and ‘soft’, giving examples for each term.
(4 Marks)
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c) For the project below draw network diagram for the project below and establish the EST and LST
for each activity. (4 Marks)
ii) What is the project duration? (2 Marks)
iii) What is the critical path? (2 Marks)
iv) define float (2 Marks )
QUESTION FIVE
(a) List and describe four qualities you would expect to find in a Structured Specification.
(4 Marks)
(b) Computer Aided Systems Engineering (CASE) tools have become an essential element in the
design of current business systems. Describe the environment in which these tools might be used
when designing a new system, clearly indicating why they should be used. (4 Marks)
(c) In the context of computer systems, explain the meaning of the following five concepts and
why they are important to systems analysts in the development of information systems:
i. Abstract systems;
ii. Systems environment ;
iii. Open systems ;
iv. Sub optimality (12 Marks)
Activity predecessor Duration (days)
A - 2
B - 3
C - 4
D C 4
E C 1
F E 6
G F 7
H G 1
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