In Terms of the Major Functions Performed by a DBMS

question 28

Multiple Choice

In terms of the major functions performed by a DBMS, data maintenance refers to which of the following?

• A) Correcting, standardizing, and verifying the integrity of the data.
• B) Integrating, matching, or linking data from disparate sources.
• C) Enhancing data using information from internal and external data sources.
• D) Checking and controlling data integrity over time.

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Definitions:

Conversion

The process of changing something from one form to another, often used in chemistry to describe the transformation of substances.

Reaction

A process in which one or more substances are changed into one or more different substances through the reorganization of molecular or ionic structure.

3-Pentanone

A ketone with the formula C5H10O, characterized by a three-carbon chain between the carbonyl group and the end of the molecule.

Ethylene Glycol

A colorless, practically odorless, poisonous, and hygroscopic liquid with sweet taste, used as antifreeze in cooling and heating systems.