Extron AV Associate Cert Exam Questions
With 100% Verified Answers.
The human eye can differentiate individual picture frames at which of the following rates? -
answer✔10-12 frames per second
Which of the following projects a ray of light through a lens to display an image onto a surface?
- answer✔Projector
Which of the following is the smallest component of a digital image, composed of individual
Red, Green, and Blue - RGB color elements? - answer✔Pixel
Chroma Subsampling is a form of: - answer✔Compression
True or False: Progressive Scanning draws each line sequentially from left to right, creating a
full image frame in one pass from top to bottom. - answer✔True
Which of the following describes how often the display can redraw the screen to show a new
image? - answer✔Refresh Rate
Which of the following interfaces renders images as micro packets similar to network data? -
answer✔DisplayPort
Which of the following is used for connecting peripheral devices (keyboard, mouse) to
computers, as well as for power to charge portable devices? - answer✔USB
Which one of the following describes the relationship of width and height of an image? -
answer✔Aspect Ratio
Which one of the following measures an image's width and height using pixels? -
answer✔Resolution
Which one of the following consists of thin organic layers between two conductors (transparent
anode and metallic cathode) that convert electric current into light? - answer✔OLED
Which one of the following is a reflective surface made up of thousands of tiny mirrors, each
representing a single pixel? - answer✔DLP
, ©BRAINBARTER 2024/2025
Which one of the following is the smallest component of a screen image, composed of individual
Red, Green, and Blue - RGB primary colors? - answer✔Pixels
Interlaced scanning may be described as: - answer✔Images drawn in two alternate fields as odd
& even numbered lines
Which one of the following indicates the amount of data used per pixel to present color
information? - answer✔Color Bit Depth
Which one of the following is a digital transmission interface for uncompressed video, multi-
channel audio, and control data that also supports High-bandwidth Digital Content Protection -
HDCP? - answer✔HDMI (High Definition Multimedia Interface)
Which one of the following digital broadcast standards is adopted in Europe, Asia, and Africa? -
answer✔DVB (Digital Video Broadcasting)
DVI and HDMI both use a signaling method known as: - answer✔TMDS (Transmission-
Minimized Differential Signaling)
Which of the following defines the science or study of sound, how it's created, its ability to travel
within a space, and the way it's managed? - answer✔Acoustics
Which of the following represents a logarithmic ratio to measure the change in sound intensity or
electric signals? - answer✔Decibel (dB)
Which of the following has a ground wire, and carries analog signals as one hot wire and one
cold wire in reverse polarity to cancel noise and interference? - answer✔Balanced cables
Which of the following connector is commonly used for twisted pair cabling that carries digital
audio over the network? - answer✔RJ-45
Which of the following performs as a transducer, converting one form of energy to another, and
is classified based on how it captures sound? - answer✔Microphone
Which of the following is referred to as the safety zone that allows audio peaks to exceed the
nominal level without clipping? - answer✔Headroom
Which of the following is an example of dropping the sound levels for background music, to
focus the audio on an important voice-over announcement? - answer✔Ducking
Which of the following is the last link of the audio signal path? - answer✔Loudspeaker
Which of the following is the average rate of speed at which sound travels through air, measured
at sea level and 70F/20C degrees? - answer✔1128 feet/second (343 meters/second)
The rate at which the sound vibrations repeat is called: - answer✔Frequency