2. Sample Papers
  3. 10th Class
  4. Computers Science

10th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-2

  • question_answer
    In MS-Access primary key is used to:

    A)  Identify each row of a table.

    B)  Relate tables to each other using foreign key,

    C)  Maintain reference and referential integrity.

    D)  All of the above

    E)  None of these

    Correct Answer: D

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