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  • Question
  • When assessing the table structure of an acquired set of tables with data, determining foreign keys is (part of) the:


  • Options
  • A. first step.
  • B. second step.
  • C. third step.
  • D. fourth step.

  • Correct Answer
  • second step. 


  • Database Design Using Normalization problems


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    • 1. When assessing the table structure of an acquired set of tables with data, accessing the validity of possible referential integrity constraints on foreign keys is (part of) the:

    • Options
    • A. first step.
    • B. second step.
    • C. third step.
    • D. fourth step.
    • Discuss
    • 2. Multivalued dependencies should ________ be eliminated.

    • Options
    • A. always
    • B. commonly
    • C. seldom
    • D. never
    • Discuss
    • 3. Each answer below shows example data from a table. Which answer is an example of the general-purpose remarks column problem?

    • Options
    • A. Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row.
    • B. Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column.
    • C. Three rows have the values Brown, NULL, and Blue in the same column.
    • D. One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.
    • Discuss
    • 4. When assessing the table structure of an acquired set of tables with data, determining primary keys is (part of) the:

    • Options
    • A. first step.
    • B. second step.
    • C. third step.
    • D. fourth step.
    • Discuss
    • 5. Normalization ________ data duplication.

    • Options
    • A. eliminates
    • B. reduces
    • C. increases
    • D. maximizes
    • Discuss
    • 6. Eliminating modification anomalies is a(n) ________ of normalization.

    • Options
    • A. advantage
    • B. disadvantage
    • C. either an advantage or disadvantage
    • D. neither an advantage nor disadvantage
    • Discuss
    • 7. When assessing the table structure of an acquired set of tables with data, determining functional dependencies is (part of) the:

    • Options
    • A. first step.
    • B. second step.
    • C. third step.
    • D. fourth step.
    • Discuss
    • 8. Needing to assess the validity of assumed referential integrity constraints on foreign keys is a(n) ________ of normalization.

    • Options
    • A. advantage
    • B. disadvantage
    • C. either an advantage or disadvantage
    • D. neither an advantage nor disadvantage
    • Discuss
    • 9. Creating a read-only database is a task that is ________ assigned to beginning database professionals.

    • Options
    • A. always
    • B. commonly
    • C. seldom
    • D. never
    • Discuss
    • 10. Each answer below shows example data from a table. Which answer is an example of the multivalue, multicolumn problem?

    • Options
    • A. Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row.
    • B. Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column.
    • C. Three rows have the values Brown, NULL, and Blue in the same column.
    • D. One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.
    • Discuss


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