DPCM - MCQs with answers

DPCM - MCQs with answers


Q1. In Differential Pulse Code Modulation techniques, the decoding is performed by

a) Accumulator
b) Sampler
c) PLL
d) Quantizer

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ANSWER: a) Accumulator



Q2. DPCM is a technique

a) To convert analog signal into digital signal

b) Where difference between successive samples of the analog signals are encoded into n-bit data streams

c) Where digital codes are the quantized values of the predicted value

d) all of the above

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ANSWER: d) all of the above



Q3. DPCM suffers from

a) slope over load distortion
b) quantization noise
c) both a) and b)
d) none of the above

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ANSWER: c) both a) and b)


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