A Primary Key Is an Attribute That Uniquely Identifies Each

question 32

True/False

A primary key is an attribute that uniquely identifies each row in a relation.

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Definitions:

Total Revenue

The total amount of money a company receives from selling its goods or services, calculated as the quantity sold multiplied by the sale price.

Perfectly Price-inelastic

A situation where the quantity demanded or supplied of a good does not change in response to a price change.

Constant Slope

Implies a uniform rate of change in one variable relative to another, represented graphically as a straight line.

Price Elasticity

The responsiveness level of the quantity of a good demanded to the price modifications of that good.