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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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