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A Student Guide to Object- Orientated Development Chapter 2 Requirements for the Wheels case study system.

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Presentation on theme: "A Student Guide to Object- Orientated Development Chapter 2 Requirements for the Wheels case study system."— Presentation transcript:

1 A Student Guide to Object- Orientated Development Chapter 2 Requirements for the Wheels case study system

2 Requirements engineering Three main stages: elicitation specification validation

3 Requirements engineering Elicitation Information is gathered: relating to the existing system current problems requirements for the future

4 Requirements engineering Specification When the information that has been collected it is ordered documented

5 Requirements engineering Validation The recorded requirements are checked to ensure that they are consistent with what the clients and users actually want and need.

6 Requirements elicitation: interviews It is useful to have an interview plan

7 Requirements elicitation: interviews Bike card: example of source document

8 Requirements elicitation: questionnaires

9 Requirements elicitation: scenarios

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11 Requirements specification Purpose is to collate, order and record information gathered during the elicitation stage Examples: the Problem Definition, the Problems and Requirements List

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13 Requirements specification: Problems and Requirements List

14 Requirements validation

15 Requirements for the Wheels system


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