Option A and B are two reasons why digital signals are more dependable than analog signals for copying sound recordings. Options A and B are correct.
What is digital signal?
A digital signal is one in which data is represented as a series of discrete numbers.
To reduce the influence of noise in communication, a digital signal is utilized. When compared to analog signals, digital signals convey more information per unit time.
The digital signal has a higher quality throughout long distance transmission. The use of bandwidth is reduced when digital signals are sent.
The two reasons the digital signal is a more reliable way to copy sound recordings than the analog signal are;
A. The digital signal uses a limited number of values.
B. The digital signal is less affected by noise.
Hence,options A and B are correct.
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