Software Requirements - Ian Sommerville
Software Requirements - Ian Sommerville
Software Requirements - Ian Sommerville
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<strong>Requirements</strong> completeness and consistency●●●●In principle, requirements should be both complete andconsistent.Complete• They should include descriptions of all facilitiesrequired.Consistent• There should be no conflicts or contradictions in thedescriptions of the system facilities.In practice, it is impossible to produce a complete andconsistent requirements document.©<strong>Ian</strong> <strong>Sommerville</strong> 2004 <strong>Software</strong> Engineering, 7th edition. Chapter 6 Slide 15
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