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- Question
Enterprise data modeling typically occurs during information systems planning.
Options- A. True
- B. False
- Correct Answer
- True
- 1. 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
- 2. The systems development life cycle cannot be used with database implementation.
Options- A. True
- B. False Discuss
- 3. Packaged data models can reduce implementation times and costs.
Options- A. True
- B. False Discuss
- 4. Incremental commitment does not allow a project to be easily redirected or to be terminated.
Options- A. True
- B. False Discuss
- 5. Market basket analysis primarily uses the technique of conditional probabilities.
Options- A. True
- B. False Discuss
- 6. There is one physical schema for each logical schema.
Options- A. True
- B. False Discuss
- 7. One of the most popular systems development life cycle methods is prototyping.
Options- A. True
- B. False Discuss
- 8. The physical database design identifies data integrity and security requirements.
Options- A. True
- B. False Discuss
- 9. The longest step of database development is database maintenance.
Options- A. True
- B. False Discuss
- 10. 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
The Database Development Process problems
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