The spiral model used for the software development process, where the requirements are very unclear and risk is very high.
Category: software engineering
The prototype model is a working model for software development with limited functionality.This model is used when customers do not know its exact requirements according to this work.
waterfall model is the earliest software development process, it is also called the life cycle model and another example of the sequential model.
Software is a collection of program that is developed for doing a particular work. The software includes some functions and programming which is helps to the user doing their …