| Q. |
DPCM encodes the PCM values based on |
| A. | quantization level |
| B. | difference between the current and predicted value |
| C. | interval between levels |
| D. | none of the mentioned |
| Answer» B. difference between the current and predicted value | |
| Explanation: differential pcm encodes the pcm value based on the difference between the previous sample and the present sample value. | |
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