Q189
Consider the following: 1. Pulse-position modulation 2. Pulse-code modulation 3. Pulse-width modulation Which of the above communications are not digital?
A.
1 and 2 only
B.
2 and 3 only
C.
1 and 3 only
AnswerD.
1, 2 and 3
Answer: Option C
Solution
Answer: Option C
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