Question: a. A computer network signal is transmitted over a twisted pair cable and passing near a noise source. It was found that the noise level,

a. A computer network signal is transmitted over a twisted pair cable and passing near a noise source. It was found that the noise level, measured every meter, in milli-volt had the following values: 64, (-16), 4, , (1/1024) Calculate the accumulated noise by finding the sum of those values.

b. In a file server, it was found that the sizes of 60 files in one of the folders follow a certain relation. When sorting those files by size, the sizes (in MB) were 3, 6, 9, 12 .etc. Find the total size of the folder.

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