All of the Relationships Between the Data Elements in a Relationally

question 46

True/False

All of the relationships between the data elements in a relationally organized database need to be specified when the database is created.

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Definitions:

Demand

is the quantity of a product or service that consumers are willing and able to purchase at various prices at a given time.

Income Elasticity

The ratio of the percentage change in the quantity demanded of a good to the percentage change in consumer income, used to measure how changes in income affect demand.

Negative

Typically associated with undesirable outcomes or attributes, indicating a deficit or reduction.

Good A

A hypothetical or generic product or service that is used as an example in economic theories or problems.