March 2015
Intermediate to advanced
816 pages
36h 46m
English
Content preview from Software Engineering, 10th Edition
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4.2 Requirements engineering processes
As I discussed in Chapter 2, requirements engineering involves three key activities. These are discovering requirements by interacting with stakeholders (elicitation and analysis); converting these requirements into a standard form (specification); and checking that the requirements actually define the system that the customer wants (validation). I have shown these as sequential processes in Figure 2.4. However, in practice, requirements engineering is an iterative process in which the activities are interleaved.
Figure 4.6 shows this interleaving. The activities are organized as an iterative process around a spiral. The output of the RE process is a system requirements document. The amount of time and ...
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