The Preferred Placement for a Foreign Key When Working with a 1:1

question 3

Multiple Choice

The preferred placement for a foreign key when working with a 1:1 relationship is to .

• A)use the same primary key for both entities
• B)create a bridge entity
• C)place the foreign key in one for the entities
• D)place the surrogate key in both entities

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Definitions:

Arcus Senilis

A gray or white arc visible above and below the outer part of the cornea, typically associated with aging.

Cataracts

A condition characterized by clouding of the lens in the eye, leading to a decrease in vision that can develop slowly and affect one or both eyes.

Tympanostomy

A surgical procedure involving the insertion of a tube into the eardrum to drain fluid and prevent ear infections.

Otitis Media

An infection or inflammation of the middle ear, often resulting in pain, fever, and sometimes temporary hearing loss.