April
1999 QUESTION 5 Total Marks: 20 Marks |
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| (a) | (i) Requirements for a new system may be identified in terms of operations or controls. Describe two other ways in which such requirements may be identified. | [4] |
| (ii) Why should future requirements
be taken into account when the requirements for a new system are outlined?
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[2] | |
| (d) | (i) In the context of design objectives, described the term capacity. | [2] |
| (ii) Give two examples of how a system might lack sufficient capacity. | [2] | |
| (iii) Describe two general
strategies for increasing capacity.
|
[4] | |
| (c) | List one advantage of each of the following types of development. | |
| (i) End-user development. | [1] | |
| (ii) Institutional development. | [1] | |
| (iii) Outsourcing.
|
[1] | |
| (d) | (i) Why is it unsurprising that very few companies maintain their own information system developers? | [2] |
| (ii) Name one circumstance under which institutional development might be considered. | [1] |