EXTRON AV ASSOCIATE CERT
QUESTIONS AND ANSWERS
Which of the following interfaces renders images as micro packets similar to network data?
ANSW✅✅DisplayPort
Which of the following is used for connecting peripheral devices (keyboard, mouse) to computers, as
well as for power to charge portable devices? ANSW✅✅USB
Which one of the following describes the relationship of width and height of an image?
ANSW✅✅Aspect Ratio
Which one of the following measures an image's width and height using pixels?
ANSW✅✅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? ANSW✅✅OLED
Which one of the following is a reflective surface made up of thousands of tiny mirrors, each
representing a single pixel? ANSW✅✅DLP
Which one of the following is the smallest component of a screen image, composed of individual
Red, Green, and Blue - RGB primary colors? ANSW✅✅Pixels
Interlaced scanning may be described as: ANSW✅✅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? ANSW✅✅Color Bit Depth
The human eye can differentiate individual picture frames at which of the following rates?
ANSW✅✅10-12 frames per second
, Which of the following projects a ray of light through a lens to display an image onto a surface?
ANSW✅✅Projector
Which of the following is the smallest component of a digital image, composed of individual Red,
Green, and Blue - RGB color elements? ANSW✅✅Pixel
Chroma Subsampling is a form of: ANSW✅✅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. ANSW✅✅True
Which of the following describes how often the display can redraw the screen to show a new image?
ANSW✅✅Refresh Rate
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?
ANSW✅✅HDMI (High Definition Multimedia Interface)
Which one of the following digital broadcast standards is adopted in Europe, Asia, and Africa?
ANSW✅✅DVB (Digital Video Broadcasting)
DVI and HDMI both use a signaling method known as: ANSW✅✅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? ANSW✅✅Acoustics
Which of the following represents a logarithmic ratio to measure the change in sound intensity or
electric signals? ANSW✅✅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? ANSW✅✅Balanced cables
QUESTIONS AND ANSWERS
Which of the following interfaces renders images as micro packets similar to network data?
ANSW✅✅DisplayPort
Which of the following is used for connecting peripheral devices (keyboard, mouse) to computers, as
well as for power to charge portable devices? ANSW✅✅USB
Which one of the following describes the relationship of width and height of an image?
ANSW✅✅Aspect Ratio
Which one of the following measures an image's width and height using pixels?
ANSW✅✅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? ANSW✅✅OLED
Which one of the following is a reflective surface made up of thousands of tiny mirrors, each
representing a single pixel? ANSW✅✅DLP
Which one of the following is the smallest component of a screen image, composed of individual
Red, Green, and Blue - RGB primary colors? ANSW✅✅Pixels
Interlaced scanning may be described as: ANSW✅✅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? ANSW✅✅Color Bit Depth
The human eye can differentiate individual picture frames at which of the following rates?
ANSW✅✅10-12 frames per second
, Which of the following projects a ray of light through a lens to display an image onto a surface?
ANSW✅✅Projector
Which of the following is the smallest component of a digital image, composed of individual Red,
Green, and Blue - RGB color elements? ANSW✅✅Pixel
Chroma Subsampling is a form of: ANSW✅✅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. ANSW✅✅True
Which of the following describes how often the display can redraw the screen to show a new image?
ANSW✅✅Refresh Rate
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?
ANSW✅✅HDMI (High Definition Multimedia Interface)
Which one of the following digital broadcast standards is adopted in Europe, Asia, and Africa?
ANSW✅✅DVB (Digital Video Broadcasting)
DVI and HDMI both use a signaling method known as: ANSW✅✅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? ANSW✅✅Acoustics
Which of the following represents a logarithmic ratio to measure the change in sound intensity or
electric signals? ANSW✅✅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? ANSW✅✅Balanced cables
