Ideally,a Primary Key Is Composed of Several Attributes

question 29

True/False

Ideally,a primary key is composed of several attributes.

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Definitions:

Iconic Memory

A form of sensory memory that temporarily stores visual information, representing items or events with picture-like accuracy.

Sperling's Experiment

A psychological study by George Sperling that showed the existence of a brief sensory memory, using a grid of letters and a tone cue for recall.

Sensory Registers

The initial processing centers in the sensory system where sensory information is received and held briefly before it is processed further.

Semantic Network Model

A cognitive framework that represents semantic relationships between concepts in networks, allowing for understanding of how concepts are interrelated.