Adaptive delta modulation - MCQs with answers

Adaptive delta modulation - MCQs with answers

Q1. The digital modulation technique in which the step size is varied according to the variation in the slope of the input is called

a) Delta modulation
b) PCM
c) Adaptive delta modulation
d) PAM

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Q2. The digital modulation scheme in which the step size is not fixed is

a) Delta Modulation
b) Adaptive delta modulation
c) DPCM
d) PCM

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Q3. In Adaptive Delta Modulation, the slope error reduces and

a) Quantization error decreases
b) Quantization error increases
c) Quantization error remains same
d) None of the above

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