

MCQOPTIONS
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1. |
Which of the following is not a condition for the third normal form in the case of X Y? |
A. | tX Y is trivial |
B. | tX is the superkey for R |
C. | tEach attribute in Y-X is a candidate key for R |
D. | tEach attribute in X-Y is a candidate key for R |
Answer» E. | |