Database Questions
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1. Explain the interactions among end user, data, information, and decision making.
2.Suppose you are a DBA staff member. What data dimensions would you describe to top-level managers to obtain their support for the data administration function?
3. How and why did database management systems become the organizational data management standard? Discuss some advantages of the database approach over the file-system approach.
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Solution Summary
The interactions among end user, data, information, and decision making is explained. Data dimensions needed to obtain support (from top-level managers) for the data administration function are explored. How and why database management systems become the organizational data management standard are described. Some advantages of the database approach over the file-system approach are discussed.
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1. Explain the interactions among end user, data, information, and decision making.
In tradtional 3-tier architecture:
- Presentation layer provides user interface using which the users access the information system.
- Data layer maintains raw data in a data base, usually relational data base.
- Business logic layer implements the business logic which:
a) Receives user ...
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