Which of the Following Best Describes the Purpose of a Primary

question 55

Multiple Choice

Which of the following best describes the purpose of a primary key?

• A) To ensure that each row in the table is unique
• B) To create the relationship between two tables
• C) To provide business information, but are not required to build a database
• D) To support business processes across the organization

---

Definitions:

Laboratory Animals

Animals that are specially bred and used for scientific research and experiments.

Clark Hull

An influential psychologist known for his drive-reduction theory of learning and motivation, emphasizing the role of biological needs in behavior.

Mental Illness

A wide variety of psychological disorders that influence one's emotions, thought processes, and actions.

Maze Learning

A cognitive process and experimental method used to study spatial navigation and learning capabilities in animals and humans.