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      Question

      What is the principal role of the primary key in a

      database system?
      A Unlock the database Correct Answer Incorrect Answer
      B Provide a data map Correct Answer Incorrect Answer
      C Uniquely identify a record Correct Answer Incorrect Answer
      D Establish constraints on database operations Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Β  The primary key's primary function is to uniquely identify a record within the database.

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