Functional requirement A requirement that specifies a function that a component or system must perform IEEE 610]. Functionality: The capability of the software product to provide functions which meet stated and implied needs when the software is used under specified conditions [ISO/IEC 25000]. Fuzzy Front End: The getting started period of New Product Development processes. It is the point when the organization formulates a concept of the product to be developed and makes decision about the possible investment [Koen]. G Goal: A desired state or result of an undertaken. Goals should be measurable and defined in time so that the progress can be monitored. H High-level:A position in a hierarchy of defined system components, which is closer to the top than the bottom, relative to the total defined set of those components [TGilb]. Horizontal traceability: The tracing of requirements fora test level through the layers of test documentation (e.g. test plan, test design specification, test case specification and test procedure specification or test script.
