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a model that goes back to an earlier step in the process
specialized process model is a combination of both component based development model (CBD) and formal method model
Process modeling is used in various contexts. An example is in business process modeling the enterprise process model is often referred to as the business process model.
Yes, it is possible to combine the software process models. Some possibilities to combine software process models are given below: Evolutionary process model. Incremental process model. The spiral model.
Iterative waterfall model is a software process model also called the incremental process model. http://en.wikipedia.org/wiki/Iterative_and_incremental_development
Linear sequential process model also known as classic life cycle is the widely used, simple and effective software model
because, there can be back process of every step in waterfall model, see the book of software engg by somerville.
Due Process Model
The Process Model
Mishap Prevention Process Model
this is use gas or electrical
Sunbeam is the manufacturer