Identify and Describe the Three Basic Operations Used to Extract

question 19

Essay

Identify and describe the three basic operations used to extract useful sets of data from a relational database?

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Definitions:

Trucks

Large motor vehicles designed for transporting goods by road.

Government Revenue

Income received by the government from taxes and other sources used to fund public services and projects.

Tariff

A tax imposed by a government on goods and services imported from other countries, used to control trade and protect domestic industries.

Sugar

A sweet-flavored substance derived primarily from sugarcane and sugar beet, used chiefly as an ingredient in food and beverages.