Logical Database Design
If no multivalued attributes exist in a relation, then the relation is in what normal form?

Third normal form
Fourth normal form
Second normal form
First normal form

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Logical Database Design
When mapping a supertype/subtype relationship which of the following is true?

The supertype primary key is assigned to each subtype.
There is no primary key/foreign key relationship between a supertype/subtype.
There is no link between the supertype/subtype entities.
The subtype primary key is assigned to each supertype.

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