A ____ Occurs When You Have One Entity in Two

question 58

Multiple Choice

A ____ occurs when you have one entity in two 1:M relationships to other entities,thus producing an association among the other entities that is not expressed in the model.

• A) surrogate primary keys
• B) time-variant data
• C) design trap
• D) fan trap

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Definitions:

Consumer Equilibrium

The point at which the satisfaction obtained from a good or service equals the price paid for it, maximizing utility.

Substitution Effect

The change in consumption resulting from a change in relative prices, leading consumers to substitute away from higher-priced goods towards lower-priced ones.

Price Change

An alteration in the cost to purchasers of goods and services over time or in response to supply and demand conditions.

Total Utility

The total satisfaction a consumer gets from consuming a certain quantity of goods or services.