Mastering Multiplexing

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Questions and Answers

What is the purpose of multiplexing?

  • To assign nonoverlapping frequency ranges
  • To divide time
  • To divide frequencies
  • To combine signals from multiple sources (correct)

Which division technique is the oldest and used in broadcast television, radio, cable television, and cell phones?

  • Multiplexing
  • Division of time
  • Division of transmission codes
  • Division of frequencies (correct)

What does a multiplexor do?

  • Converts data streams to analog signals
  • Assigns frequencies to each device
  • Accepts input from one or more users (correct)
  • Splits off each signal

What is the simplest multiplexing technique?

<p>Frequency Division Multiplexing (B)</p> Signup and view all the answers

What are the three basic ways to divide medium?

<p>Division of frequencies, division of time, division of transmission codes (B)</p> Signup and view all the answers

What is multiplexing?

<p>Combining multiple signals into one signal (D)</p> Signup and view all the answers

What is the role of a multiplexor?

<p>Assigns frequencies to each device (B)</p> Signup and view all the answers

What is frequency division multiplexing?

<p>Assigning nonoverlapping frequency ranges to each user (D)</p> Signup and view all the answers

What are the three basic ways to divide a medium?

<p>Division of frequencies, division of time, division of transmission codes (B)</p> Signup and view all the answers

What is a demultiplexor?

<p>Splitting off each signal to deliver it to the appropriate device (B)</p> Signup and view all the answers

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