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- Question
One of the most popular systems development life cycle methods is prototyping.
Options- A. True
- B. False
- Correct Answer
- True
- 1. There is one physical schema for each logical schema.
Options- A. True
- B. False Discuss
- 2. Enterprise data modeling typically occurs during information systems planning.
Options- A. True
- B. False Discuss
- 3. With an enterprise data model, it is much easier to build applications because you know exactly what data exist and what needs to be added.
Options- A. True
- B. False Discuss
- 4. The systems development life cycle cannot be used with database implementation.
Options- A. True
- B. False Discuss
- 5. Packaged data models can reduce implementation times and costs.
Options- A. True
- B. False Discuss
- 6. The physical database design identifies data integrity and security requirements.
Options- A. True
- B. False Discuss
- 7. The longest step of database development is database maintenance.
Options- A. True
- B. False Discuss
- 8. During logical database design, the conceptual data model is transformed into a logical data model which describes the data in terms of a specific data management technology.
Options- A. True
- B. False Discuss
- 9. Functional decomposition is the process of breaking down the functions of an organization into greater levels of detail.
Options- A. True
- B. False Discuss
- 10. A conceptual schema is usually depicted in graphical format using E-R or object-modeling notations.
Options- A. True
- B. False Discuss
The Database Development Process problems
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