The validation activities to exercise an operational concept in order to evaluate it.
E-OCVM Version 3.0 (EUROCONTROL - February 2010)
The term exercise is used to describe an activity intended to improve understanding and progress some elements of the concept further through the Concept Life Cycle Model. An exercise may have different foci depending on where the activity is within the lifecycle. An exercise may exploit different techniques in order to achieve its objectives, i.e. analysis, modelling, fast-time simulation, etc.
Lexicon Release 2016.1