R

Ranjeet • 34.60K Points
Instructor I

Q. In polybinary signalling method the present bit of binary sequence is algebraically added with              number of previous bits.

(A) j
(B) 2j
(C) j+2
(D) j-2
Correct : Option (D)

Explanation:
 in polybinary signalling method the present binary digit of the sequence is formed from the modulo-2 addition of the j-2 preceding digits of the sequence and the present digit.

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