MCQOPTIONS
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| 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. | |