Which of the Following Is NOT a Good Candidate for a Primary

question 44

Multiple Choice

Which of the following is NOT a good candidate for a primary key field for a Customer table?

• A) Last Name
• B) Customer Number
• C) Employee Identification Number
• D) Customer ID

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Definitions:

Marginal Revenue

Marginal revenue is the additional income received from selling one more unit of a good or service, critical for decision-making in resource allocation.

Monopoly Price

The price set by a monopolist, which is typically higher and produces lower output than would be the case in a competitive market.

Demand Curve

A graphical representation showing the relationship between the price of a good and the quantity of the good that consumers are willing and able to purchase at various prices.

Marginal Revenue

The additional revenue that a company earns from selling one more unit of a good or service.