1
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EXAM AND STUDY GUIDE LATEST
ACTUAL EXAM 150 QUESTIONS AND
CORRECT DETAILED 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
, 2
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
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
, 3
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
EXTRON AV ASSOCIATE CERTIFICATION
EXAM AND STUDY GUIDE LATEST
ACTUAL EXAM 150 QUESTIONS AND
CORRECT DETAILED 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
, 2
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
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
, 3
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
