1.

What is 5NF?

A. The database should be in 3NF and all tables can have only one primary key.
B. There should be no cyclic dependencies in a composite key.
C. All attributes within the entity should depend solely on the entity's unique identifier.
D. Tables cannot have multi - valued dependencies on a Primary Key.
Answer» C. All attributes within the entity should depend solely on the entity's unique identifier.


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