ASCII code is a
A) fixed length code
B) variable length code
C) fixed & variable length code
D) none of the mentioned
Correct Answer:
Verified
Q12: Entropy of a random variable is
A)0
B)1
C)infinite
D)cannot be
Q13: Which is more efficient method?
A)encoding each symbol
Q14: Lempel-Ziv algorithm is
A)variable to fixed length algorithm
B)fixed
Q15: While recovering signal, which gets attenuated more?
A)low
Q16: Mutual information should be
A)positive
B)negative
C)positive & negative
D)none of
Q18: Which reduces the size of the data?
A)source
Q19: In digital image coding which image must
Q20: Which coding method uses entropy coding?
A)lossless coding
B)lossy
Q21: Which achieves greater compression?
A)lossless coding
B)lossy coding
C)lossless &
Q22: Which are uniquely decodable codes?
A)fixed length codes
B)variable
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