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

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Definitions:

Opportunity Cost

The price paid for not choosing the subsequent optimal alternative during decision-making.

Lost Contribution Margin

The profit forgone by not manufacturing or selling a product, represented by the contribution margin that would have been earned on each unit.

Aircraft Products Division

A specialized unit within a company focused on the manufacturing and development of products specific to aviation and aerospace uses.

Relay Division

This term does not specify a widely recognized concept or key term in a general context and may refer to a specific internal department or team within an organization focused on relaying or transferring goods, services, or information.