A Occurs When There Is One Entity in Two 1:M

question 81

Multiple Choice

A occurs when there is one entity in two 1:M relationships to other entities,thus producing an association among the other entities that is not expressed in the model.

• A)surrogate primary key
• B)time-variant data
• C)design trap
• D)fan trap

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Definitions:

Lesion Method

The removal or disabling of a brain structure to gain better understanding of its function; this method is used only in animals.

Transcranial Direct Current Stimulation

A form of neurostimulation that uses constant, low current delivered directly to the brain area via electrodes on the scalp.

Animals

Multicellular, eukaryotic organisms of the kingdom Animalia that are capable of locomotion, responsive to their environment, and feed by consuming other organisms.

Androgen

A type of hormone that plays a role in male traits and reproductive activity; testosterone is the most well-known androgen.