A UNIQUE Constraint Is the Same as a PRIMARY KEY

question 9

True/False

A UNIQUE constraint is the same as a PRIMARY KEY constraint,except that it will accept NULL values.​

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Definitions:

Cyclically Unemployed

Individuals who have lost their jobs due to downturns in the business cycle or economic recessions, as opposed to structural factors.

Price Index

An index number that shows how the weighted average price of a market basket of goods changes through time.

Market Basket

A selected set of goods and services used to track changes in prices and inflation over time.

Rate of Inflation

The percentage increase in the general price level of goods and services in an economy over a period of time, typically measured annually.