The Acsampanying Figure Shows the Seminar Table in the Bavant

question 117

Multiple Choice

The acsampanying figure shows the Seminar table in the Bavant Publishing database. In a relational database, you should restrict each position in the table to a single entry, that is, you do not permit multiple entries, often called ____ in the table.

• A) anomalies
• B) tuples
• C) redundancy
• D) repeating groups

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Definitions:

Perceptual Adaptation

The ability of the brain to adjust to changes in the sensory environment, allowing for maintained perception under different conditions.

Perceptual Overload

A condition resulting from the exposure to more information or stimuli than one can effectively process at one time.

Sensory Adaptation

The process by which sensory receptors become less sensitive to constant stimuli over time.

Absolute Threshold

The smallest level of stimulus that can be detected by a sense at least 50% of the time.