The technique that is used to digitize an analog signal by a codec is called-

The technique that is used to digitize an analog signal by a codec is called-

  1. a) PCM
  2. b) Demodulation
  3. c) CDMA
  4. d) NRZ

From the BPSC Sub-Assistant Maintenance Engineer 2019 – Preliminary exam, question 15 of 40.

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