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Home ‣ Database ‣ Database Redesign Comments
  • Question

  • Typically, there should be at least two different copies of the database schema used in the redesign process.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • Database Redesign problems

    Search Results

    • 1. Reverse engineering is the process of reading a database schema and producing a data model from that schema.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. Information systems and organizations do not just influence each other; they create each other.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. Some organizations take the stand that no application should ever employ the true name of a table.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. Adding null columns to a table is straightforward.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. It is not easy to build a database correctly the first time.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. Although creating test databases is a critical and necessary job, there are few career opportunities in this area.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. A regular subquery is processed from the bottom up.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. Dependency graphs are diagrams that consist of nodes and arcs that show the dependencies of a database.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. The EXISTS keyword will be true if any row in the subquery meets the condition.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. Correlated subqueries are similar to a regular subquery.

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

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