Banking Computers Science Database Concepts Question Bank Database Concepts

  • question_answer
    An E-R diagram is a graphic method of presenting              [IBPS Clerk 2011]

    A)  primary keys and their relationships

    B)  primary keys and their relationships to instances

    C)  entity classes and their relationships

    D)  entity classes and their relationships to primary keys

    E)  None of the above

    Correct Answer: C


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