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Home Database The Database Development Process Comments

  • Question
  • Incremental commitment does not allow a project to be easily redirected or to be terminated.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 


  • The Database Development Process problems


    Search Results


    • 1. Market basket analysis primarily uses the technique of conditional probabilities.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. The delivery function of a report management system allows reports to be delivered via e-mail, via the Web, via XML Web services, via hand delivery and other delivery means.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. Data warehouse data are usually normalized.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. Most operational databases can be used for many BI applications.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. Packaged data models can reduce implementation times and costs.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. The systems development life cycle cannot be used with database implementation.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. 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
    • 9. Enterprise data modeling typically occurs during information systems planning.

    • Options
    • A. True
    • B. False
    • Discuss
    • 10. There is one physical schema for each logical schema.

    • Options
    • A. True
    • B. False
    • Discuss


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