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Unformatted text preview: sks in one stage finish before another stage begins •  Maintains formal division of labor between end users and informa6on systems spets •  Emphasizes formal specifica6ons and paperwork •  S6ll used for building large complex systems •  Can be costly, 6me‐consuming, and inflexible •  Prototyping •  Prototype: Building experimental system rapidly and inexpensively for end users to evaluate –  Working but preliminary version of informa6on system –  Approved prototype serves as template for final system •  Steps in prototyping: – Iden6fy user requirements – Develop ini6al prototype – Use prototype – Revise and enhance prototype •  Produced by Dr. Brian Janz •  8 1 The Prototyping Process •  Prototyping (cont.) •  Advantages of prototyping – Useful if some uncertainty in requirements or design solu6ons – OOen used for end‐user interface design – More likely to fulfill end‐user requirements •  Disadvantages – May gloss over essen6al steps ...
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This note was uploaded on 02/24/2011 for the course MIS 7650 taught by Professor Janz during the Spring '11 term at U. Memphis.

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