AVP Final Exam Questions & Answers 2024/2025
In a Y, Pb, Pr component video signal, what do the Y, PB, and PR letters stand for - ANSWERSLuminance, blue/yellow subcarrier, red/yellow subcarrier
In video compression, what does the term codec stand for? - ANSWERScoder/decoder
Complete the ...
In a Y, Pb, Pr component video signal, what do the Y, PB, and PR letters stand for - ANSWERSLuminance,
blue/yellow subcarrier, red/yellow subcarrier
In video compression, what does the term codec stand for? - ANSWERScoder/decoder
Complete the following equation: throw distance/image width = ________ - ANSWERSthrow ratio
What is the name given to the specialized oscilloscope that displays chrominance information in a video
signal? - ANSWERSvectorscope
What is the name given to the in-camera effect where the subject starts out of focus and gradually
comes into focus? - ANSWERSrack focus
What is the color temperature standard for conventional (tungsten) light sources? - ANSWERS3200
degrees Kelvin
What is the color temp standard for arc light sources? - ANSWERS5600 degrees Kelvin
What is the value of video black in millivolts? - ANSWERSZero mV
What is the aspect ratio of most modern, wide-screen video productions? - ANSWERS16:9
As focal length decreases, what happens to depth of field? - ANSWERSincreases
What unit of measurement is equal to 1/pi candela per square foot and is named for a Swiss-German
astronomer? - ANSWERSFoot-Lambert
, What is the definition of aperture? - ANSWERSthe opening created by the iris
Define the term "depth of field" - ANSWERSthe area within a shot where an object is in focus
What two colors combine to create cyan? - ANSWERSgreen and blue
What is the job of a stereographer? - ANSWERScam op or video engineer for 3D production
A decrease in the focal length would do what for the camera image? - ANSWERSzoom out
As f-stop number decreases, what happens to the size of the aperture? - ANSWERSincreases
What does the P stand for in Long GOP? - ANSWERSpictures
what is the purpose of a lens' back focus adjustment - ANSWERSfocus the lens to camera body
A projection screen with a screen gain of 0.9 would reflect ____% as much light as a magnesium oxide
coated surface - ANSWERS90%
As the f-stop number decreases, what happens to the depth of field? - ANSWERSdecreases
what is the color temp standard used in video for sunlight? - ANSWERS5600 degrees kelvin
Define the term "perception of depth" - ANSWERShow far an object in the foreground appears to be
from an object in the background
What is the name given to the specialized oscilloscope that displays luminance info in a video signal? -
ANSWERSwaveform monitor
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