The Presence of One or More Foreign Keys in a Relation

question 16

Multiple Choice

The presence of one or more foreign keys in a relation prevents ________.

• A)the elimination of modification anomalies
• B)the elimination of duplicated data
• C)more complex SQL for multitable subqueries and joins
• D)A and B
• E)A,B,and C

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Definitions:

Whites

A term that can refer to individuals of European descent but is broadly used in various contexts with different meanings and should be approached with cultural and societal awareness.

Native Americans

Indigenous peoples of the United States, including both Native American tribes and Alaska Natives.

Intentional Euthanasia

The practice of intentionally ending a life to relieve pain and suffering, often with the consent of the individual involved.

Terminally Ill

A condition in which a patient is suffering from an illness that is expected to result in death.