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Access-Related -Ilities

This platform ensures security, distributed access, and a common user interface for accessing data efficiently. With rapid response times, 100% uptime, and focus on accuracy, data consistency, and permanence, it provides reliable service without the need for new client software. It supports legacy systems, is easily implementable, expandable, maintainable, and promotes database reusability and administrability.

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Access-Related -Ilities

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  1. Security: users can access appropriate data to do their jobs Distributed Access: remote users Common User Interface: consistent page designs Database Browser Accessible: no new client software Speed: rapid response Uptime: 100% available Access-Related -Ilities

  2. Accuracy: e.g., parts count = shelf count Data Consistency: e.g., a parts transfer unfailingly updates both supplier and receiver records Data Permanance: here today, still here tomorrow Security: Data unseen & unchanged Database Database Exchangeable Data: e.g., XML representation Legacy System Support: access to old data Data-Related -Ilities

  3. Implementability Expandability Maintainability Longevity Database Component Reusability Administrability: users, data, … Architecture-Related -Ilities

  4. 2. Hello 4. Find service x Naming and Directory Service 1. Let this user in? Application 3. What operations are legal for this user? 5. Get a servant for service x Life Cycle Service Security Service Services for Starting An App

  5. 6. Transfer part … 8. Send part … 10. Update the data DISK Parts Inventory B-S S Database Service DISK Data Warehouse Service Application 7. Guarantee simultaneous update of databases Customer Record B-S S Transaction Service 11. Remember transaction 9. Receive part … Services for Updating a Database A “B-S S” is a business-specific service.

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