A Schematic of the Entire Database That Describes the Relationships

question 46

Multiple Choice

A schematic of the entire database that describes the relationships in a database is called a(n) :

• A) data dictionary.
• B) intersection relationship diagram.
• C) field key diagram.
• D) data definition diagram.
• E) entity-relationship diagram.

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Definitions:

Wood-Based Smokes

Complex mixtures of particulate matter and chemicals produced by the incomplete combustion of wood materials, often containing toxic compounds.

Carbon Dioxide

An invisible, scentless gas that results from the combustion of carbon and organic materials, as well as from the process of respiration, utilized by plants in photosynthesis.

Complete Combustion

A chemical reaction where a fuel is entirely burned with oxygen, producing a limited number of products like carbon dioxide and water, with maximum energy output.

Elemental Order

The organization of chemical elements based on their properties and behaviors, often represented in the periodic table.