Chapter 10. Flexibility Requirement Patterns
10.1 Scalability Requirement Pattern 241
10.2 Extendability Requirement Pattern 246
10.3 Unparochialness Requirement Pattern 254
10.4 Multiness Requirement Pattern 261
10.5 Multi-Lingual Requirement Pattern 272
10.6 Installability Requirement Pattern 274
A flexible system is one that can adapt to suit changing circumstances. What sort of circumstances might they be? That’s for you to decide: you need to write a specific requirement for each kind of flexibility you want. It’s meaningless to try saying, “The system shall be flexible.” Building flexibility into a system is done for longer term benefits; it usually doesn’t make much (if any) difference to the system when it’s first delivered, though it makes ...
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