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Home ‣ Database ‣ Data Warehousing See What Others Are Saying!
  • Question

  • Data in operational systems are typically fragmented and inconsistent.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • More questions

    • 1. VBScript is similar to JavaScript.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. Successful data warehousing requires that a formal program in total quality management (TQM) be implemented.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The HAVING clause acts like a WHERE clause, but it identifies groups that meet a criterion, rather than rows.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The source of the data is sometimes called the system of record.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. All primary keys are required.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. Entities use identifiers while tables use keys.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. SOAP is now just a name, not an acronym.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. A function returns one value and has only output parameters.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. Multiple and binary relationships are the same thing.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. Output reports should be included as part of an ERD.

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

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