1) Information in image, sound, and data signal form can be transmitted as it is a) True b) False 2) What is the shape of an analog signal? a) Wavy b) Straight and square-like 3) What happens when you increase the sampling rate? a) You can capture less information b) You get a less clear image c) None of the above 4) Which of the following is not a source of digital signals? a) CDs b) Thermometers c) Morse Code d) On and off switches 5) Which type of signals are made of precise values? a) Analog b) Digital 6) Pay attention to the graph. What is the binary code at 2 ms? a) 001 b) 110 c) 202 d) 111 e) 123 f) 500

Digital Communication Quiz

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