there is 14 stages;)
7 stages
Waterfall is one of the software development life cycle model. Waterfall model has five stages.
about four to five stages
In year 1970s, Richard L. Nolan an American business theorist developed the model for growth and then published by Harvard Business Review. Initiation, contagion, control, integration, data administration and maturity are the six model stages of growth.
2 stages
2 Stages: Goldeen and Seaking
they have five stages
3 stages
2 stages
it has 3 stages
V-Process Model