When Transforming an ID-Dependent E-R Data Model Relationship into a Relational

question 59

Multiple Choice

When transforming an ID-dependent E-R data model relationship into a relational database design and the child entity is designed to use a surrogate key,then ________.

• A)the parent entity must also use a surrogate key
• B)the relationship remains an ID-dependent relationship
• C)the relationship changes to a non-ID-dependent relationship
• D)A and B
• E)A and C

Grasp the meaning and importance of GDP as a measure of economic output and performance.

Understand the fundamental human need to belong and its effects on behavior and mental states.

Delineate the social and psychological impacts of social acceptance versus exclusion.

Recognize the role of attraction in forming and maintaining social relationships.

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Definitions:

Very Personal

Describes a level of interaction or communication that is highly individualized and intimate.

Impersonal

Lacking personal features or involvement; not engaging in or involving personal interaction or relationships.

Media Richness

The degree to which a communication medium can effectively convey information, including nuances and subtleties, influenced by factors such as immediacy and feedback capabilities.

Self-disclosure

The act of revealing personal information about oneself to others, which can facilitate intimacy and trust in relationships.