Polycom
1K0-002 · Question #4
Which of the following correctly describe the role room acoustics play regarding acoustic echo cancellation?
The correct answer is A. People moving around in a room change the acoustic paths presented to a microphone. C. Hard room surfaces act as reflectors for sound, causing multiple acoustic paths from. See the full explanation below for the reasoning.
Question
Which of the following correctly describe the role room acoustics play regarding acoustic echo cancellation?
Options
- APeople moving around in a room change the acoustic paths presented to a microphone.
- BFans, heaters, and air conditioners add background noise to the room, changing the room
- CHard room surfaces act as reflectors for sound, causing multiple acoustic paths from
- DHeavy drapes and acoustic absorbers remove acoustic paths and therefore cause problems
How the community answered
(25 responses)- A76% (19)
- B8% (2)
- D16% (4)
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