Tests for voltage input thresholds can be used to make important distinctions about the characteristics of a device during validation, as well as the quality of a device during production test.
Process-oriented programming is a programming paradigm that separates the concerns of data structures and the concurrent processes that act upon them.
Object oriented programming is an attempt to structure imperative code. It makes models of the various concepts in the problem area and applies them. These models (objects) are given functionality (methods) that allow them to perform various actions, and each object can also hold information.