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Building Web Applications with UML by Jim Conallen

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Summary

When building Web applications, important consideration must be given to the use of business logic on the client. First, the distinction between what is business logic and what is presentation logic needs to be clear. Business logic is the rules and processes that contribute to the shaping of the business state of the system. It is field validations and data computations. Presentation logic is centered on making the user interface easy for the user. It may accept any data that contributes to the business state of the system, but it is not responsible for it. By keeping the distinctions clear, system analysts and designers can build systems that meet the needs of the business, and user interface designers and Web page authors can concentrate ...

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