The Aggregate Function Which Returns the Number of Nonnull Field

question 63

Multiple Choice

The aggregate function which returns the number of nonnull field values is the ____ function.

• A)Max
• B)Sum
• C)Avg
• D)Count

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Definitions:

Consumer Surplus

The difference between the total amount consumers are willing to pay for a good or service and the total amount they actually pay.

Marginal Revenue Function

A mathematical formula that shows the additional revenue generated by selling one more unit of a good or service.

High Definition Television

Television systems that have a higher resolution than standard-definition television, offering viewers more detailed and clearer images.

Mixed Bundling

Mixed bundling is a marketing strategy where a company offers products both as bundles and individually, allowing customers the flexibility to choose based on their preferences or needs.