____________ consists of a mixture of signals at all frequencies and at randomly occurring amplitudes.
A)Decibel units
B)Frequency
C)Bandwidth
D)Noise

Question

Quizplus · Accepted Answer

This description of a mixture of signals at all frequencies and random amplitudes fits the definition of noise. Decibel units, frequency, and bandwidth are all related to the measurement and characteristics of signals, but do not accurately describe the nature of the mixture.

____________ Consists of a Mixture of Signals at All Frequencies