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August 31, 2015

Homework Help: math

Posted by CL on Wednesday, April 7, 2010 at 7:12pm.

Samuel Morse developed a character coding system that was used to send messages along telegraph lines and also for light signalling between ships. Morse code is based on a series of dots and dashes (short of long bursts). The most frequently used letter, E, is coded as a single dot. The least frequently used letter, Q, is coded as dash, dash, dot, dash.

a) How many letters can be coded by a single burst? two bursts? three bursts? four?

b) How many characters can be coded, in total, by up to four bursts?

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