One of the main differences between amplifiers and repeaters is that:
A) amplifiers forward noise as well as data
B) amplifiers clean the signal and then forward it
C) amplifiers increase the amount of attenuation
D) amplifiers focus primarily on digital signals
Correct Answer:
Verified
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Q13: Analog signals are less susceptible to noise
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Q17: Except for digital cellular telephones,copper wire is
Q18: Digital signals are:
A)continuous
B)discrete
C)discontinuous
D)none of the above
Q19: When no character is being transmitted,the line
Q20: An encoding scheme is used:
A)in digital transmission
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