EXTRON AV ASSOCIATE CERTIFICATION EXAM AND STUDY GUIDE LA
EST 2024-2025 ACTUAL EXAM 150 QUESTIONS AND CORRECT DETAIL
ANSWERS
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1. The human eye can differentiate individual pic- 10-12 frames per sec-
ture frames at which of the following rates? ond
2. Which of the following projects a ray of light Projector
through a lens to display an image onto a sur-
face?
3. Which of the following is the smallest component Pixel
of a digital image, composed of individual Red,
Green, and Blue - RGB color elements?
4. Chroma Subsampling is a form of: Compression
5. True or False: Progressive Scanning draws each True
line sequentially from left to right, creating a full
image frame in one pass from top to bottom.
6. Which of the following describes how often the Refresh Rate
display can redraw the screen to show a new
image?
7. Which of the following interfaces renders images DisplayPort
as micro packets similar to network data?
8. Which of the following is used for connecting USB
peripheral devices (keyboard, mouse) to com-
puters, as well as for power to charge portable
devices?
9. Which one of the following describes the rela- Aspect Ratio
tionship of width and height of an image?
10. Which one of the following measures an image's Resolution
width and height using pixels?
11. Which one of the following consists of thin or- OLED
ganic layers between two conductors (transpar-
, EXTRON AV ASSOCIATE CERTIFICATION EXAM AND STUDY GUIDE LA
EST 2024-2025 ACTUAL EXAM 150 QUESTIONS AND CORRECT DETAIL
ANSWERS
_fgbmh8
ent anode and metallic cathode) that convert
electric current into light?
12. Which one of the following is a reflective surface DLP
made up of thousands of tiny mirrors, each rep-
resenting a single pixel?
13. Which one of the following is the smallest com- Pixels
ponent of a screen image, composed of individ-
ual Red, Green, and Blue - RGB primary colors?
14. Interlaced scanning may be described as: Images drawn in two
alternate fields as odd
& even numbered lines
15. Which one of the following indicates the amount Color Bit Depth
of data used per pixel to present color informa-
tion?
16. Which one of the following is a digital trans- HDMI (High Definition
mission interface for uncompressed video, mul- Multimedia Interface)
ti-channel audio, and control data that also sup-
ports High-bandwidth Digital Content Protection
- HDCP?
17. Which one of the following digital broadcast DVB (Digital Video
standards is adopted in Europe, Asia, and Africa? Broadcasting)
18. DVI and HDMI both use a signaling method TMDS (Transmis-
known as: sion-Minimized Differ-
ential Signaling)
19. Which of the following defines the science or Acoustics
study of sound, how it's created, its ability to
travel within a space, and the way it's managed?
20. Which of the following represents a logarithmic Decibel (dB)
ratio to measure the change in sound intensity or
electric signals?
, EXTRON AV ASSOCIATE CERTIFICATION EXAM AND STUDY GUIDE LA
EST 2024-2025 ACTUAL EXAM 150 QUESTIONS AND CORRECT DETAIL
ANSWERS
_fgbmh8
21. Which of the following has a ground wire, and Balanced cables
carries analog signals as one hot wire and one
cold wire in reverse polarity to cancel noise and
interference?
22. Which of the following connector is commonly RJ-45
used for twisted pair cabling that carries digital
audio over the network?
23. Which of the following performs as a transducer, Microphone
converting one form of energy to another, and is
classified based on how it captures sound?
24. Which of the following is referred to as the safety Headroom
zone that allows audio peaks to exceed the nom-
inal level without clipping?
25. Which of the following is an example of dropping Ducking
the sound levels for background music, to focus
the audio on an important voice-over announce-
ment?
26. Which of the following is the last link of the audio Loudspeaker
signal path?
27. Which of the following is the average rate of 1128 feet/second (343
speed at which sound travels through air, mea- meters/second)
sured at sea level and 70F/20C degrees?
28. The rate at which the sound vibrations repeat is Frequency
called:
29. Which of the following is related to the amount of Amplitude
energy that a sound wave carries?
30. Which of the following is a low voltage level Mic Level
that comes out of a microphone when someone
speaks into it?
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