In a Relational Database, Every Record Must Be Uniquely Identified

question 47

Multiple Choice

In a relational database, every record must be uniquely identified by a__________.

• A) primary key
• B) super key
• C) remote key
• D) candidate key
• E) Select

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Definitions:

Laboratory Investigations

Controlled experiments conducted in a lab setting to study psychological phenomena under controlled conditions.

Hormones

Chemical messengers produced by the endocrine glands that regulate various bodily functions and processes.

Testes

The male reproductive organs that produce sperm and hormones, including testosterone.

Sexual Response

The physiological and emotional reactions of an individual to sexual arousal, typically described in phases such as desire, arousal, orgasm, and resolution.