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Developing Enterprise Java Applications with J2EE™ and UML by Cary E. Umrysh, Khawar Zaman Ahmed

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HomeDirect Requirements

HomeDirect Bank shall utilize the existing databases and other infrastructure at all times. It shall be possible to easily migrate to a different platform vendor should the need arise.

The user interface shall be developed in such as way that customers can easily carry out inquiry or transaction services with minimal mouse clicks. Only valid user services shall be allowed at any given time. For example, if a user has no bills to pay, the service will indicate so and will not allow a pay bills transaction to be attempted.

Inquiry Services

Users shall be able to browse account-related information via the HomeDirect service.

HomeDirect users shall be required to login to the system prior to using it. A username and password ...

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