April 2000
SA205 : SYSTEMS ANALYSIS

QUESTION 1 (Compulsory)

Total Marks: 30 Marks

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SUGGESTED SOLUTIONS
for Question 1

(a)Using a fast food restaurant as an example,describe the components of a system.In each case,show how the component relates to the fast food restaurant.[6 marks ]

(b)By adopting systems thinking,the analyst has a wholistic view of the system which is being analysed.Describe two benefits of applying systems thinking in the analysis of a system.[2 marks ]

(c)(i)Name the cutover method described by the following definition:
“An old system is instantaneously eplaced with a new system.” [1 mark ]
(ii)List one disadvantage of this approach.[1 mark ]

(d)Describe two main focuses of Structured Systems Development.[4 marks ]

(e)What is the purpose of a preliminary investigation [2marks ]

(f)(i)Suggest a way in which a systems development strategy can involve
users.[1 mark ]
(ii)Give one limitation of this approach.[1 mark ]

(g)Compare and contrast the terms decision tree and decision table [3maks ]

(h)List the three main types of interview structure.[3 marks ]

(i)Explain the term mini-specification [2maks ]

(j)Explain why it is important to consider future requirements needs when designing a new system.[2 marks ]

(k)Explain how a project plan can be developed using the following methods:
(i)Historical method.[1 mark ]
(ii)Standard formula.[1 mark ]