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Author Question: What type of transmissions represented the first type of digital communications? A. Digital ... (Read 37 times)

biggirl4568

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on: Jul 28, 2018
What type of transmissions represented the first type of digital communications?
 
  A. Digital signal processing
  B. Amplitude-shift keying
  C. Morse code
  D. On-off keying

Question 2

Which of the following is a key characteristic of orthogonal frequency-division multiplexing?
 
  A. Amplitude modulation
  B. Noise performance
  C. Digital modulation
  D. Spectral efficiency


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ErinKing

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


biggirl4568

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

rachel

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Reply 3 on: Yesterday
Wow, this really help

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