Digital Communication Questions and Answers
Q1.
If the channel is noiseless information conveyed is ___ and if it is useless channel information conveyed is ___
Answer :
1,0
Q2.
Self information should be
Answer :
Positive
Q3.
The method of converting a word to stream of bits is called as
Answer :
Source coding
Q4.
Which is more efficient method?
Answer :
Encoding block of symbols
Q5.
Interpolation methods are
Answer :
1. Linear interpolation
2. Piecewise constant interpolation
3. Polynomial interpolation
Q6.
Gaussian process is a _____ interpolation process.
Answer :
Linear
Q7.
ASCII code is a
Answer :
Fixed length code
Q8.
A code is a mapping from
Answer :
Discrete set of symbols to binary sequence
Q9.
Which gets less affected by noise?
Answer :
Error detection
Q10.
Which is more complex?
Answer :
Decoding
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