V-Model - Wikipedia
https://en.wikipedia.org/wiki/V-ModelThe V-model is a graphical representation of a systems development lifecycle. It is used to produce rigorous development lifecycle models and project management models. The V-model falls into three broad categories, the German V-Modell, a general testing model and the US government
V Model - Tutorialspoint
www.tutorialspoint.com › v_modelV model, a software development life cycle methodology, describes the activities to be performed and the results that have to be produced during the life cycle of the product. It is known as verification and validation model Validation answers the question – "Are we developing the product which attempts all that user needs from this software ?"