M

Mr. Dubey • 52.30K Points
Coach 

Q. Given the following relation it is not 3 NF because Student (roll no, name, course no, course max. marks, year of study, address)

(A) it is not in 2 NF
(B) it does not have composite key
(C) non-key attributes course no and course max. marks are functionally dependent
(D) it has more than 3 non-key attributes
Correct : Option (C)

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