What Can Serve as Search Engines, Site Reminders, or Personal

question 63

Multiple Choice

What can serve as search engines, site reminders, or personal surfing assistants?

• A)Monitoring and surveillance agents
• B)Heuristic-data agents
• C)Data-mining agents
• D)Shopping and information agents

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Definitions:

Sensory Adaptation

A decrease in sensitivity to a constant level of stimulation.

Absolute Threshold

The smallest amount of physical stimulation required to detect a sensory input half of the time it is present.

Signal Detection

A theory and method for quantifying the ability to differentiate between information-bearing patterns and random patterns that distract from the information.

Optic Nerve

A cranial nerve that transmits visual information from the retina to the brain, facilitating the sense of sight.