Question

7. The _________________ key is a primary key that is a combination of more than one field.

Answer 1

Answer:

composite key

Explanation:

Sometimes more than one attributes are needed to uniquely identify an entity. A primary key that is made by the combination of more than one attribute is known as a composite key. In other words we can say that: Composite key is a key which is the combination of more than one field or column of a given table.

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Answer 2

The composite key is a primary key that is a combination of more than one field