Primary Keys Can Be a Combination of Two Key Fields

question 35

Short Answer

Primary keys can be a combination of two key fields (called ____________________ primary keys), but single primary keys are more typical in simple databases.

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Definitions:

Yen

The official currency of Japan, used as a medium of exchange within the Japanese economy.

Japanese Yen

The official currency of Japan, widely used in international financial transactions.

Balance Of Trade Deficits

Occurs when a country's imports exceed its exports over a certain period, leading to a net outflow of domestic currency to foreign markets.

Current Account Surpluses

Happens when the overall exports, encompassing goods, services, and transfers, of a country surpass its total imports.