Concatenated Keys

question 12

Multiple Choice

Concatenated keys

• A)Are only needed when combining two or more REA diagrams.
• B)Are foreign keys used to implement 1:N or 1:1 relationships.
• C)Are multiple attribute keys used to implement 1:M relationships.
• D)Are required to implement M:N relationships.

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Definitions:

Symbolic Loss

An emotional experience of loss that does not involve an actual death, but feels as significant as one.

Artifact Theory

The concept that differences observed in psychological research may result from artificial circumstances of the study rather than the phenomena themselves.

Body Dissatisfaction

A negative subjective evaluation of one's body weight or shape.

Troubled Marriages

Marital relationships that are characterized by persistent conflicts, dissatisfaction, and/or dysfunction.