Michelle Tells Malia That a Primary Key Is a Field

question 17

Multiple Choice

Michelle tells Malia that a primary key is a field or combination of fields that uniquely and minimally identifies a particular entity. She explains that there may be a choice of fields or field combinations to use as the primary key. What is the term used for a possible primary key?

• A)candidate key
• B)concatenated key
• C)foreign key
• D)secondary key

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Definitions:

Disease

A disorder of structure or function in a human, animal, or plant, especially one that produces specific symptoms or affects a specific location and is not simply a direct result of physical injury.

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A state located in the southeastern region of the United States, known for its warm climate, beaches, and as a popular tourist destination.

Bartolomé de Las Casas

A 16th-century Spanish Dominican friar, historian, and missionary who advocated for the rights of Indigenous peoples in the Americas.

Whistleblower

An individual who exposes any kind of information or activity that is deemed illegal, unethical, or not correct within an organization.