logo

CuriousTab

CuriousTab

Discussion

Home ‣ Database ‣ Database Redesign Comments
  • Question

  • The NOT EXISTS keyword will be true if any row in the subquery meets the condition.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • Database Redesign problems

    Search Results

    • 1. The data model produced from the reverse engineering process does not include intersection table data.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. (STREET ADDRESS, CITY, STATE, ZIP) is an ideal primary key.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. When the child entity is required, we are restricted from creating a new parent row without also creating a corresponding child row at the same time.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The terms alternate key and candidate key mean the same thing.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. Intersection tables are ID-dependent on both their parent tables.

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

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

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

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

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. Reverse engineering is the process of reading a database schema and producing a data model from that schema.

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

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.