Because They Are Commonly Occur,and Contain Columns That Do Not

question 35

True/False

Because they are commonly occur,and contain columns that do not contribute to the uniqueness of a key,it is usually important to identify all possible minimal superkeys when designing a table.

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Definitions:

Substitution Effect

The economic principle that as prices rise or incomes decrease, consumers will replace more expensive items with less costly alternatives.

Budget Constraints

The limitations on the consumption bundles that a consumer can afford based on their income and the prices of goods and services.

Law of Demand

The principle that, all other factors being equal, as the price of a product decreases, the quantity demanded of the product will increase, and vice versa.

Budget Constraint

An economic model that represents all the combinations of goods and services a consumer can afford given their income and prices of goods.