4. Which of the following is not true for the matched filter? (a) It maximizes the output signal to noise ratio. (b) It suppresses inter-symbol interference. (c) It can also be implemented as a...

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Extracted text: 4. Which of the following is not true for the matched filter? (a) It maximizes the output signal to noise ratio. (b) It suppresses inter-symbol interference. (c) It can also be implemented as a correlation type receiver. (d) It has the same energy as the filter that it is matched to. (e) All of the above are true for a matched filter. 5. For a linear block code, with the following parity check matrix, 1 1 0 1 1 0 0 H = 1 1 1 1 1 1 1 1 which of the following 7-tuples cannot be a code word? (a) [ 0 (b) [ 0 (c) [ 1 (d) [ 1 (e) [ 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 ]