Digital Communications Codes And Coding Technique Online Exam Quiz
Digital Communications Codes And Coding Technique GK Quiz. Question and Answers related to Digital Communications Codes And Coding Technique. MCQ (Multiple Choice Questions with answers about Digital Communications Codes And Coding Technique
A code is a mapping from
Options
A : Binary sequence to dicrete set of symbols
B : Discrete set of symbols to binary sequence
C : All of the mentioned
D : None of the mentioned
A rate distortion function is a
Options
A : Concave function
B : Convex function
C : Increasing function
D : None of the mentioned
ASCII code is a
Options
A : Fixed length code
B : Variable length code
C : Fixed & Variable length code
D : None of the mentioned
Which are uniquely decodable codes?
Options
A : Fixed length codes
B : Variable length codes
C : Fixed & Variable length codes
D : None of the mentioned
In digital image coding which image must be smaller in size?
Options
A : Input image
B : Output image
C : Input & Output image
D : None of the mentioned
Which achieves greater compression?
Options
A : Lossless coding
B : Lossy coding
C : Lossless & Lossy coding
D : None of the mentioned
Which coding method uses entropy coding?
Options
A : Lossless coding
B : Lossy coding
C : Lossless & Lossy coding
D : None of the mentioned
While recovering signal, which gets attenuated more?
Options
A : Low frequency component
B : High frequency component
C : Low & High frequency component
D : None of the mentioned
Mutual information should be
Options
A : Positive
B : Negative
C : Positive & Negative
D : None of the mentioned
Which reduces the size of the data?
Options
A : Source coding
B : Channel coding
C : Source & Channel coding
D : None of the mentioned
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