AVIXA CTS-D CERTIFICATION SAMPLE QUESTIONS
WITH ALL CORRECT & 100% VERIFIED ANSWERS
01. Which abbreviation on a drawing tells you that you will not need to install a specific display
screen?
a) OFOI
b) OC
c) OD
d) NTS ✔Correct answer-Answer:
a) OFOI
02. The threshold of human hearing is 0 dB SPL at what kHz?
a) 0 kHz
b) 1 kHz
c) 3 kHz
d) 10 kHZ ✔Correct answer-Answer:
b) 1 kHz
03. What is the STC range for adequate privacy?
a) 0-20
b) 20-40
c) 40-55
d) 55-65 ✔Correct answer-Answer:
c) 40-55
04. Calculating for loudspeaker coverage takes into account which of the following?
a) Ceiling height, listeners' ear height, and the speaker's angle of coverage
b) Dispersal patterns, room dimensions, and number of speakers
c) Number of speakers, type of speakers, acoustic treatments
d) Number of listeners, type of audio, speaker power ✔Correct answer-Answer:
a) Ceiling height, listeners' ear height, and the speaker's angle of coverage
05. Which of the following are features of an audio signal generator?
a) Generates sine wave and other signals used for setting system levels
b) Usually has both 1 kHz and 400 Hz signal outputs
c) With a properly calibrated signal can determine signal bit rate
d) Can be helpful in measuring distortion ✔Correct answer-Answer:
a) Generates sine wave and other signals used for setting system levels
b) Usually has both 1 kHz and 400 Hz signal outputs
WITH ALL CORRECT & 100% VERIFIED ANSWERS
01. Which abbreviation on a drawing tells you that you will not need to install a specific display
screen?
a) OFOI
b) OC
c) OD
d) NTS ✔Correct answer-Answer:
a) OFOI
02. The threshold of human hearing is 0 dB SPL at what kHz?
a) 0 kHz
b) 1 kHz
c) 3 kHz
d) 10 kHZ ✔Correct answer-Answer:
b) 1 kHz
03. What is the STC range for adequate privacy?
a) 0-20
b) 20-40
c) 40-55
d) 55-65 ✔Correct answer-Answer:
c) 40-55
04. Calculating for loudspeaker coverage takes into account which of the following?
a) Ceiling height, listeners' ear height, and the speaker's angle of coverage
b) Dispersal patterns, room dimensions, and number of speakers
c) Number of speakers, type of speakers, acoustic treatments
d) Number of listeners, type of audio, speaker power ✔Correct answer-Answer:
a) Ceiling height, listeners' ear height, and the speaker's angle of coverage
05. Which of the following are features of an audio signal generator?
a) Generates sine wave and other signals used for setting system levels
b) Usually has both 1 kHz and 400 Hz signal outputs
c) With a properly calibrated signal can determine signal bit rate
d) Can be helpful in measuring distortion ✔Correct answer-Answer:
a) Generates sine wave and other signals used for setting system levels
b) Usually has both 1 kHz and 400 Hz signal outputs
