Chartered Property Casualty Underwriter (CPCU) is a professional designation in property-casualty insurance and risk management.
A prototype is an early sample, model, or release of a product built to test a concept or process or to act as a thing to be replicated or learned from.It is a term used in a variety of contexts, including semantics, design, electronics, and software programming. A User Experience Prototype captures enough aspects of the intended design that it can support user research. 2  A Visual Prototype captures the size and appearance, but not the functionality, of the intended design.
Definitions [edit]. Validation checks that the product design satisfies or fits the intended use (high-level checking), i.e., the software meets the user requirements. This is done through dynamic testing and other forms of review.Verification and validation are not the same thing, although they are often confused.efinitions [edit]. Validation checks that the product design satisfies or fits the intended use (high-level checking), i.e., the software meets the user requirements. This is done through dynamic testing and other forms of review.