Question

PLEASE HELP! A company records authors reading their books aloud. These recordings are shared with libraries around the world for people to listen to. The company recently changed to using digital recordings. Which two reasons may explain why the company no longer uses an analog signal for its recordings?

A. The analog signal uses only two values.


B. The analog signal cannot be sent long distances.


C. The analog signal is more likely to be affected by noise.


D. The analog signal will lose quality when it is copied many times.

Answer 1

a.the analog signal uses only two values

Answer 2

Answer: C and D

Explanation: Analog Signals are generally much prone to even subtle noises. Also, they lose sound quality through multiple 'generations.' (B is true, but partially.)