August
1997 QUESTION 4 Total Marks: 20 Marks |
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| 4. | Describe the seven steps involved in the transformation of a data flow diagram with transaction flow characteristics to a program structure representation. | [7] |
| (b) With the use of an appropriate diagram, explain what is meant by structures that have a degree of fan in and fan out. | [3] | |
| (c) Data structure-oriented design methods are a broad class of methods used in design. Describe briefly what such methods use in their derivation of design. | [2] | |
| (d) One such data structure-oriented design method is Jackson's Structured Programming. Describe the steps involved in this technique. | [8] |