Primary keys can be a combination of two key fields (called composite primary keys),but single primary keys are more typical in simple databases.

Name: Primary keys can be a combination of two key fields (called composite primary keys),but single primary keys are more typical in simple databases.
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Quizplus · Accepted Answer

This statement is true. While composite primary keys can be used in some databases, single primary keys are more common in simpler databases.

Primary Keys Can Be a Combination of Two Key Fields