Q-sys Level One Training: Teleconference

8 Questions | Total Attempts: 6116

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Q-sys Level One Training: Teleconference

You are about to take the assessment for the Teleconferencing Training Module. Please watch ALL videos in Teleconferencing before attempting this assessment. You must correctly answer 80% of the questions to complete this assessment.


Questions and Answers
  • 1. 
    Multiple Choice: What does AEC stand for?
    • A. 

      Acoustic Echo Canceler

    • B. 

      Automatic Echo Cancellation

    • C. 

      Automated Echo Cease

  • 2. 
    Check Boxes What are the AEC terms for the two sides of a telephone conversation? Check two.
    • A. 

      Near End

    • B. 

      Far End

    • C. 

      Remote Caller

    • D. 

      Conference Room

  • 3. 
    Multiple Choice What is a common term for “acoustic reflections”?
    • A. 

      Echoes

    • B. 

      Speakers

    • C. 

      Reverb

  • 4. 
    True or False Because the speed of sound is constant, all different acoustic reflections take the same amount of time to travel from the near-end loudspeaker to the microphone.
    • A. 

      True

    • B. 

      False

  • 5. 
    Multiple Choice What is the average latency of telephone audio (one-way)?
    • A. 

      50 ms

    • B. 

      100 ms

    • C. 

      1 second

  • 6. 
    Multiple Choice What is the most effective way of avoiding acoustic reflections from reaching the far-end caller?
    • A. 

      Use an AEC system to cancel the reflections

    • B. 

      Turn off the microphone entirely while the far-end caller is speaking

    • C. 

      Conduct all future business meetings via e-mail or text messaging

  • 7. 
    Multiple Choice What is the main goal of an AEC system?
    • A. 

      To eliminate any trace of the far-end caller’s voice from returning to them

    • B. 

      To prevent the reflections of the far-end caller’s voice from re-entering the near-end microphone

    • C. 

      To amplify the near-end caller’s voice to drown out the sound of any far-end caller’s echoes

  • 8. 
    Multiple ChoiceWhich sentence best describes what happens to acoustic reflections from the near-end loudspeaker that re-enter the microphone?
    • A. 

      They are distorted and attenuated as different surfaces absorb various frequencies

    • B. 

      They maintain perfect clarity along the entire path

    • C. 

      Only the direct path from the loudspeaker to the microphone is loud enough to be registered

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