
64 The Method Framework for Engineering System Architectures
repository. ere may (or may not) be different requirements specifications for different sub-
systems and stakeholders.
System product requirements. N ese requirements constrain the behavior or characteris-
tics of the system. ey include architecturally significant business requirements (i.e., from
the acquirer, customer, user, maintainer, etc.) and developer-derived architecturally signifi-
cant requirements. ey also include both system-level requirements as well as requirements
that are derived for and allocated to lower-level architectural components.
Quality requirements. − System ...