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When mapping a regular entity into a relation which of the following is true?

One relation is created.
Two relations are created.
Three relations are created.
Four relations are created.

Correct Answer: One relation is created.

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More Questions from Logical Database Design

When mapping a ternary relationship with an associative entity into a relation which of the following is true?
When mapping a supertype/subtype relationship which of the following is true?
When mapping a multivalued attribute into a relation which of the following is true?
Weak entities do not get mapped into a relation.
In a 1:M relationship, the primary key on the one side migrates to the many side to become the foreign key on the many side.
A primary key may be null.
The primary key of the new relation in a many-to-many relationship is a composite key comprised of the primary keys of each of the binary entities.
An enterprise key is a primary key whose value is unique for a given relation.
Normalization is a formal process for deciding which attributes should be grouped together in a relation.
A relation is a two-dimensional table.

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