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Adaptive DPCM is used to

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Adaptive DPCM is used to

(a) Increase bandwidth

(b) Decrease bandwidth

(c) Increase SNR

(d) None of the mentioned

I got this question during an interview for a job.

My enquiry is from Pulse Code Modulation in portion Formatting and Baseband Modulation of Digital Communications

1 Answer

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Best answer
Right choice is (b) Decrease bandwidth

Best explanation: Adaptive DPCM is used to decrease required bandwidth for the given SNR.

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