AVTF EOPA EXAM QUESTIONS AND
ANSWERS
P-Progressive Scan - Answers -Every line is refreshed in subsequent order
I-Interlaced Scan - Answers -Every other line is refreshed, (1,3,5) then (2,4,6)
Frame - Answers -the entire picture on the screen
Field - Answers -On half frame in interlaced video
Digital signal - Answers -a continuous signal that is based on the numeric values of 1s
and 0s, it is more reliable than analog
RGB Model - Answers -A color model that adds red, green, and blue together to form a
variety of colors
resolution - Answers -the sharpness clarity in a picture
Safe Area - Answers -the area on a screen where the video can be seen clearly
Title safe area - Answers -the area onscreen where text can be seen clearly
ZOOM RATIO - Answers -heir longest to shortest
focal lengths
aperture - Answers -measured in f-stops
f-number is the focal length divided by the diameter of the aperture.
Depth of Field - Answers -the relationship between aperture and depth-of-field - the
smaller the aperture, the more extensive the depth-of-field. Blurred background(soft
focus)
Frame rate - Answers -the frequency (rate) at which an imaging device produces unique
consecutive images called frames
online editing - Answers -used to describe editing footage at the original highest-quality.
Offline editing - Answers -the process of editing low-quality copies of the original
footage.
ANSWERS
P-Progressive Scan - Answers -Every line is refreshed in subsequent order
I-Interlaced Scan - Answers -Every other line is refreshed, (1,3,5) then (2,4,6)
Frame - Answers -the entire picture on the screen
Field - Answers -On half frame in interlaced video
Digital signal - Answers -a continuous signal that is based on the numeric values of 1s
and 0s, it is more reliable than analog
RGB Model - Answers -A color model that adds red, green, and blue together to form a
variety of colors
resolution - Answers -the sharpness clarity in a picture
Safe Area - Answers -the area on a screen where the video can be seen clearly
Title safe area - Answers -the area onscreen where text can be seen clearly
ZOOM RATIO - Answers -heir longest to shortest
focal lengths
aperture - Answers -measured in f-stops
f-number is the focal length divided by the diameter of the aperture.
Depth of Field - Answers -the relationship between aperture and depth-of-field - the
smaller the aperture, the more extensive the depth-of-field. Blurred background(soft
focus)
Frame rate - Answers -the frequency (rate) at which an imaging device produces unique
consecutive images called frames
online editing - Answers -used to describe editing footage at the original highest-quality.
Offline editing - Answers -the process of editing low-quality copies of the original
footage.
