Digital Communications Correlative Coding Online Exam Quiz
Digital Communications Correlative Coding GK Quiz. Question and Answers related to Digital Communications Correlative Coding. MCQ (Multiple Choice Questions with answers about Digital Communications Correlative Coding
In duobinary signalling method, for M-ary transmission, the number of output obtained is
Options
A : 2M
B : 2M+1
C : 2M-1
D : M2
In precoding technique, the binary sequence is _____ with the previous precoded bit.
Options
A : And-ed
B : Or-ed
C : EXOR-ed
D : Added
The method in which small amount of controlled ISI is introduced into the data stream rather than trying to eliminate it completely is called as
Options
A : Correlative coding
B : Duobinary signalling
C : Partial response signalling
D : All of the mentioned
The method which has greater bandwidth efficiency is called as
Options
A : Duobinary signalling
B : Polybinary signalling
C : Correlative coding
D : All of the mentioned
The method using which the error propagation in dubinary signalling can be avoided is
Options
A : Filtering
B : Precoding
C : Postcoding
D : None of the mentioned
In polybinary signalling method the present bit of binary sequence is algebraically added with ______ number of previous bits.
Options
A : j
B : 2j
C : j+2
D : j-2
The primary advantage of this method is
Options
A : redistribution of spectral density
B : to favor low frequencies
C : redistribution of spectral density & to favor low frequencies
D : none of the mentioned
Source encoding procedure does
Options
A : Sampling
B : Quantization
C : Compression
D : All of the mentioned
The duobinary filter, He (f) is called as
Options
A : Sine filter
B : Cosine filter
C : Raised cosine filter
D : None of the mentioned
From digital filter we will get the output pulse as the _______ of the current and the previous pulse.
Options
A : Summation
B : Difference
C : Product
D : Ratio
Chemical Engineering Basics - Part 1 more Online Exam Quiz
Digital Communications Classification Of Signals
Digital Communications Codes And Coding Technique
Digital Communications Coherent Detection
Digital Communications Concatenated Interleaving Codes
Digital Communications Convolution Encoding And Convolutional Decoding
Digital Communications Cyclic Codes And Linear Block Codes
Digital Communications Digital Bandpass Modulation Techniques
Digital Communications Digital Communication
Digital Communications Digital Communication System
Digital Communications Direct Sequence And Frequency Hopping