What is a Phase Review Process. A Phase Review process, also referred to as a Stage-GateÂ® process, is a project management technique, in which an initiative or project (e.g. product development, process improvement, business change, etc.) is divided into phases (or stages) separated by tollgates.
Definition of persistence for English Language Learners. : 1  the quality that allows someone to continue doing something or trying to do something even though it is difficult or opposed by other people. : 2  the state of occurring or existing beyond the usual, expected, or normal time.
Orthogonal or transparent persistence. Persistence is said to be orthogonal or transparent when it is implemented as an intrinsic property of the execution environment of a program. An orthogonal persistence environment does not require any specific actions by programs running in it to retrieve or save their state.