What Is Spam

question 4

Multiple Choice

What is spam?

• A) A type of encryption
• B) A type of content filtering
• C) A form of unsolicited email
• D) None of the above

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Definitions:

Weber's Law

A principle stating that the change in a stimulus that will be just noticeable is a constant ratio of the original stimulus.

Just Noticeable Difference

The smallest change in intensity of a stimulus that can be detected by the sensory system.

Psychophysics Term

Relates to the study of the relationship between physical stimuli and the sensations and perceptions they produce.

Absolute Difference

A measure of the total amount of difference between two quantities or numbers.