EXTRON AV ASSOCIATE CERTIFICATION EXAM QUESTIONS AND ANSWERS 2025
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
, EXTRON AV ASSOCIATE CERTIFICATION EXAM QUESTIONS AND ANSWERS 2025
Which one of the following is a reflective surface made up of thousands of tiny mirrors, each
representing a single pixel? - (ANSWER)DLP
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
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
, EXTRON AV ASSOCIATE CERTIFICATION EXAM QUESTIONS AND ANSWERS 2025
Which one of the following is a reflective surface made up of thousands of tiny mirrors, each
representing a single pixel? - (ANSWER)DLP
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
