Chap 4 prototype

PROTOTYPE CS343 System Analysis and Design

Kinds of information sought User Reactions User Suggestions Innovations Revision Plans

Kinds of Prototypes Patched-up Prototype Nonoperational Prototype First-of-a-series Prototype Selected features Prototype

Patched-up Prototype ,[object Object],[object Object],[object Object]

Nonoperational Prototype ,[object Object],[object Object]

First-of-a-series Prototype ,[object Object],[object Object],[object Object]

Selected Features Prototype ,[object Object],[object Object]

Reasons for using the prototype ,[object Object],[object Object],[object Object]

What system is suitable for prototype? Many times before Certain and stable Structured Only a few times before Uncertain and unstable Unstructured or semi-structured Similar Design Experience Environment Decision Making Less suitable More suitable

Guidelines for developing a prototype ,[object Object],[object Object],[object Object],[object Object]

Disadvantage of Prototyping ,[object Object],[object Object]

Advantage of Prototyping ,[object Object],[object Object],[object Object]

Users’ role in prototyping ,[object Object],[object Object],[object Object]

Steps to develop the prototype ,[object Object],[object Object],[object Object],[object Object],[object Object]

Chap 4 prototype

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Chap 4 prototype