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Question ( 3 A ) - A data D ( X ) = X 1 1 + X + X 6 + X 5 +

Question (3A)- A data D(X)= X11+X+X6+X5+X4+X3+X+1 is to be transmitted and the given pattern is P(X)= X + X4+ X^3+X^2+X+1. What is the transmitted message? The receiver receives the message with an error in the 7th bit from the MSB of the received message, detect that there is an error using modulo 2 arithmetic.
Question (3B)- Which are the most significant transmission impairments that occurs? Briefly explain each of the impairment with an example.
Question (3C)- Given a channel with an intended capacity of 20 Mbps, the bandwidth of the channel is 3 MHz. Assuming white thermal noise, what signal-to-noise ratio is required to achieve this capacity?

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