

MCQOPTIONS
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1. |
STATE_TRUE_OR_FALSE:_IF_A_RELATIONAL_SCHEMA_IS_IN_________NF_AND_A_IS_A_SUBSET_OF_R_AND_B_IS_ALSO_A_SUBSET_OF_R_THEN_IT_IS_THAT_A_IS_A_SUPERKEY_IS_A_TRIVIAL_MULTI_VALUES_DEPENDENCY.?$ |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» E. | |