Q48

MCQ2 marks, −0.67

Let $G(x)$ be the generator polynomial used for CRC checking. What is the condition that should be satisfied by $G(x)$ to detect odd number of bits in error?

(A)

$G(x)$ contains more than two terms

(B)

$G(x)$ does not divide $1+x^k$ , for any $k$ not exceeding the frame length

(C)

$1+x$ is a factor of $G(x)$

(D)

$G(x)$ has an odd number of terms.

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