A sound mixer is impressed by the new
equipment that was just installed in his recording studio. He says that now he will be able to help singers and musicians produce better CDs because he can eliminate unneeded and undesired wavelengths. What term describes the characteristic of sound waves that the sound mixer is now able to alter?
a) volleying
b) amplitude
c) frequency
d) saturation
ANS: c
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Younger children spend the most time on computers doing which of the following activities?
A) Playing games B) Surfing the internet C) Social networking with friends D) Doing homework
Perceptron computers:
A) crudely imitate the brain's organization B) generally imitate sensory, associative, and motor behavior C) attempt to learn to classify shapes D) all of the above E) none of the above