A Column in One Table That References a Primary Key

question 38

Multiple Choice

A column in one table that references a primary key in another table is known as what?

• A) Secondary key
• B) Foreign key
• C) Referential key
• D) Meta key

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Definitions:

Cleaning Solutions

Mixtures or substances used to remove dirt, germs, and other contaminants from surfaces.

Choroid

The middle layer of the eye, which contains the iris, the ciliary body, and most of the eye’s blood vessels.

Ciliary Body

A wedge-shaped thickening in the middle layer of the eyeball that contains the muscles that control the shape of the lens.

Sclera

The tough, outermost layer, or “white,” of the eye, through which light cannot pass; covers all except the front of the eye.