A prototype is a working example of what something will be e.g. a car or a computer system. It is designed to demonstrate to funding sources or company managers how a project to develop new products will look.
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A prototype is something that is made to test out the real thing. Its like a alpha or beta phase in making something.
In throwaway prototype model we discard the prototype and start from scratch. In evolutionary prototype model we make changes in the prototype and refine it.
Syntax errors and prototype errors.
A prototype in C is the declaration of a function. Without a prototype, the function cannot be called because the compiler would have no way of knowing if the function was being called correctly. Prototypes may appear in multiple translation units but can only be defined once. A definition is itself a prototype.
When you customer has a legitimate need bit is clueless about details/ requirements then develop a prototype as a first step.
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