Which of the Following Is Not True of Surrogate Keys

question 45

Multiple Choice

Which of the following is not true of surrogate keys?

• A) They are meaningful to the users.
• B) They are numeric.
• C) They are usually generated by the DBMS.
• D) They are unique.
• E) They are usually hidden on forms and reports.

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Definitions:

Inflation Rate

The percentage increase in the price level of goods and services in an economy over a period of time, reflecting a reduction in purchasing power.

Consumer Price Index

An indicator quantifying the mean variation over periods in the financial commitments urban consumers make towards a particular set of consumer goods and services.

Basket of Goods

A fixed set of consumer products and services whose price is monitored over time to calculate inflation through the Consumer Price Index.

Inflation Rate

The rate at which prices for a wide range of goods and services go up, causing a decline in how much can be bought with the same amount of money.