Question 21 : The type of noise that interferes much with high frequency transmission is
1. White
2. Flicker
3. Transit time
4. Shot
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Question 22 : Which is a quantization process?
1. Rounding
2. Truncation
3. Rounding & Truncation
4. None of the mentioned
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Question 23 : The mutual information between a pair of events is
1. Positive
2. Negative
3. Zero
4. All of the mentioned
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Question 24 : Delta modulation is
1. 1 bit DPCM
2. 2 bit DPCM
3. 4 bit DPCM
4. None of the mentioned
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Question 25 : If the channel is noiseless information conveyed is ___ and if it is useless channel information conveyed is ___
1. 0,0
2. 1,1
3. 0,1
4. 1,0
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