And Answers 100% Verified.
The human eye can differentiate individual picture frames at which of the following
rates? - correct 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? - correct answer. Projector
Which of the following is the smallest component of a digital image, composed of
individual Red, Green, and Blue - RGB color elements? - correct answer. Pixel
Chroma Subsampling is a form of: - correct 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. - correct answer. True
Which of the following describes how often the display can redraw the screen to show a
new image? - correct answer. Refresh Rate
Which of the following interfaces renders images as micro packets similar to network
data? - correct 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? - correct answer. USB
Which one of the following describes the relationship of width and height of an image? -
correct answer. Aspect Ratio
Which one of the following measures an image's width and height using pixels? - correct
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? -
correct answer. OLED
Which one of the following is a reflective surface made up of thousands of tiny mirrors,
each representing a single pixel? - correct 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? - correct answer. Pixels
Interlaced scanning may be described as: - correct 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? - correct 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? - correct answer. HDMI (High Definition Multimedia Interface)
Which one of the following digital broadcast standards is adopted in Europe, Asia, and
Africa? - correct answer. DVB (Digital Video Broadcasting)
DVI and HDMI both use a signaling method known as: - correct 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? - correct answer. Acoustics
Which of the following represents a logarithmic ratio to measure the change in sound
intensity or electric signals? - correct 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? - correct answer.
Balanced cables
Which of the following connector is commonly used for twisted pair cabling that carries
digital audio over the network? - correct 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? - correct answer.
Microphone
Which of the following is referred to as the safety zone that allows audio peaks to
exceed the nominal level without clipping? - correct 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? - correct answer.
Ducking
Which of the following is the last link of the audio signal path? - correct answer.
Loudspeaker