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UGC NET CSE | December 2007 | Part 2 | Question: 18

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If a relation is in 2NF and 3NF forms then :

  1. no non-prime attribute is functionally dependent on other non-prime attributes

  2. no non-prime attribute is functionally dependent on prime attributes

  3. all attributes are functionally independent

  4. prime attribute is functionally independent of all non-prime attributes

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