Author Question: A device that is located near the front-end, and allows many users to share a single front-end port, ... (Read 136 times)

cool

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A device that is located near the front-end, and allows many users to share a single front-end port, is known as
 
  a. a line splitter
  b. a remote intelligent controller
  c. a port-sharing device
  d. a multiplexer

Question 2

In amplitude modulation, ones and zeroes are sent by varying
 
  a. the height of the sine wave
  b. the number of cycles-per-second of the sine wave
  c. the parts of the sine wave that are skipped
  d. none of the above



Amiracle

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Answer to Question 1

c

Answer to Question 2

a



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