11 DOCUMENTING AND MODELLING REQUIREMENTS
INTRODUCTION
This chapter introduces some of the most commonly used techniques for documenting and modelling requirements. These techniques are used to record, analyse and specify requirements during solution development. They are extremely useful to clarify understanding and, if cross-checked, to ensure the completeness of the analysis. A model shows only one view, or perspective, of a solution but shows this view very clearly and the process of building a model identifies gaps in understanding. This induces the analyst to ask further questions, often those that have not been identified previously.
A range of documentation styles are described in this chapter. Different styles are relevant depending ...
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