What is simulation?

simulation meaning (1) (NBS) Use of an executable model to represent the behavior of an object. During testing the computational hardware, the external environment, and even code segments may be simulated. (2) (IEEE) A model that behaves or operates like a given system when provided a set of controlled inputs. Contrast with emulation.


reference: U.S . Food & Drug – Glossary of Computer System Software Development Terminology (8/95)