Defining Requirements

In this chapter: the importance of clearly defined requirements, the inclusion of performance levels in requirements, a seven-point template for producing a requirements document

The Importance of Clearly Defined Requirements

As a starting point for exploring the importance of clearly defined requirements, I would like to fast-forward to the delivery stage of the lifecycle—the supplier now is hired, is providing the service, and sending monthly invoices. Here are two questions to consider.

First, why is it quite common that the users of the service feel that their needs are not being met? Why do they feel dissatisfied with the service? There are two possible reasons: The first is that the requirements, as stated ...

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