Relational DBMSs Use Key Field Rules to Ensure That Relationships

question 17

True/False

Relational DBMSs use key field rules to ensure that relationships between coupled tables remain consistent.

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Definitions:

Tariff

A tax on imports.

Subsidy

Financial support provided by the government to businesses, individuals, or other entities, aimed at promoting economic activities or ensuring the affordability of basic goods.

Tariffs

Taxes imposed by a government on imported goods in order to protect domestic industries or to generate revenue.

Quotas

A quota is a government-imposed trade restriction that limits the number or monetary value of goods that can be imported or exported during a specified period.