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Consider that you are going to send the message OK?, where each character is encoded by 7-bit ASCII. (a) What is the bit stream of

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Consider that you are going to send the message OK?, where each character is encoded by 7-bit ASCII. (a) What is the bit stream of your message? (3%) (b) Suppose two-dimensional odd-parity check is used, with each character is considered as a block. Derive the bit stream to be transmitted. Show your steps. (8%)

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