GATE | Sudo GATE 2020 Mock III (24 January 2019) | Question 55

Consider the following message M = 100000001 receives at receiver side. The cyclic redundancy check (CRC) for this message using the divisor 1101. Find the original message sent by sender _________ .
(A) 100100001
(B) 100100
(C) 100101
(D) The error is detected at the receiver side.

Answer: (D)

Explanation: Code word received at the receiver side – 100000001.

Since the remainder is not all zeroes, the error is detected at the receiver side.

Option (D) is correct.

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