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    Question

    Relation R(A,B,C,D,E) has {AB`->` C, C`->` D,B`->` EA} FUNCTIONAL DEPENDENCY

    Find the candidate key of the relation.

    A B Correct Answer Incorrect Answer
    B AB Correct Answer Incorrect Answer
    C C Correct Answer Incorrect Answer
    D D Correct Answer Incorrect Answer
    E None Correct Answer Incorrect Answer

    Solution

    B closure contain all (A,B,C,D,E) so it will be the candidate key of the relation.

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