CTVA 250 Midterm Study Guide Questions with Correct Answers Latest Update 2025/2026
Persistence of vision (Chp 1) - Answers refers to the brain retaining an image longer than it is
actually exposed to them
Intermittent movement (Chp 1) - Answers stop-start process--shutter opening and closing
Film Formats (Chp 1) - Answers width of the film (mm) as well as the size and shape of the
image recorded onto it. (16mm)
Aspect Ratio
Aspect Ratio (Chp 1) - Answers width of the frame divided by height
Camera Parts (Chp 6) - Answers -run button: under lens
-run switch: bottom side
-winding crank: crank on side
-footage counter: Side
-diopter: winding at top (adjusts viewfinder)
Camera speed (Chp 6) - Answers standard, slow motion
Diopter adjustment (Chp 6) - Answers The viewfinder eyepiece on reflex cameras can correct
for the cameraperson's near- or farsightedness. Adjusted everytime a new person uses the
camera
Shutter (Chp 6) - Answers the shutter closes to block the light in between images (if the shutter
does not block the light when the film is moving, the image will be blurred)
Camera test and maintenance (Chp 6) - Answers -Checking the gate
-scratch test
-framing chart
-light leak test
Checking the gate - Answers checking for dirt or bits of emulsion often lodged in the camera
aperture.
Scratch test - Answers examining the footage for surface scratches by holding the film
obliquely toward a light source.
Framing Chart - Answers to shoot a framing chart to establish the framing and format you
intend
, Light Leak Test - Answers finding light leaks in camera by loading it with unexposed raw stock
and mark or expose the frame in the aperture.
Exposure (Chp 7) - Answers -no single correct exposure
-overexposure: too bright, lack detail
-underexposure: dark and muddy, lack detail
Incident light (Chp 7) - Answers amount of light falling on the object
Reflected light (Chp 7) - Answers light seen after bouncing off a surface
Backlight (Chp 7) - Answers a light placed at the rear of a subject to lighten from behind
Flare (Chp 7) - Answers diffuses the image, lightens the blacks, increases the appearance of
grain, decreases sharpness, and often softens the edges of backlit figures
Key light (Chp 7) - Answers the brightest light and casts the primary shadows, giving a sense of
directionality to the lighting
Incident light meters (Chp 7) - Answers measures the amount of light falling on the subject
Reflective light meters (Chp 7) - Answers measures the amount of light reflected by the subject
Special exposure conditions (Chp 7) - Answers ...
Exposure control (Chp 7) - Answers -Film speed
-the lens
-shutter speed
-ambient light
Prime lenses (Chp 4) - Answers generally faster than zoom lenses, and have only one focal
length (also called fixed focal length) (fast lenses and telephoto lenses)
Zoom lenses (Chp 4) - Answers focal length can be changed during a shot
Wide angle lenses (Chp 4) - Answers depth perception is exaggerated-- objects seem further
apart than usual
Normal lenses (Chp 4) - Answers portrays depth perception as close to the human eye as
possible
-16-25mm for 16mm film
-35-50mm for 35mm film
Persistence of vision (Chp 1) - Answers refers to the brain retaining an image longer than it is
actually exposed to them
Intermittent movement (Chp 1) - Answers stop-start process--shutter opening and closing
Film Formats (Chp 1) - Answers width of the film (mm) as well as the size and shape of the
image recorded onto it. (16mm)
Aspect Ratio
Aspect Ratio (Chp 1) - Answers width of the frame divided by height
Camera Parts (Chp 6) - Answers -run button: under lens
-run switch: bottom side
-winding crank: crank on side
-footage counter: Side
-diopter: winding at top (adjusts viewfinder)
Camera speed (Chp 6) - Answers standard, slow motion
Diopter adjustment (Chp 6) - Answers The viewfinder eyepiece on reflex cameras can correct
for the cameraperson's near- or farsightedness. Adjusted everytime a new person uses the
camera
Shutter (Chp 6) - Answers the shutter closes to block the light in between images (if the shutter
does not block the light when the film is moving, the image will be blurred)
Camera test and maintenance (Chp 6) - Answers -Checking the gate
-scratch test
-framing chart
-light leak test
Checking the gate - Answers checking for dirt or bits of emulsion often lodged in the camera
aperture.
Scratch test - Answers examining the footage for surface scratches by holding the film
obliquely toward a light source.
Framing Chart - Answers to shoot a framing chart to establish the framing and format you
intend
, Light Leak Test - Answers finding light leaks in camera by loading it with unexposed raw stock
and mark or expose the frame in the aperture.
Exposure (Chp 7) - Answers -no single correct exposure
-overexposure: too bright, lack detail
-underexposure: dark and muddy, lack detail
Incident light (Chp 7) - Answers amount of light falling on the object
Reflected light (Chp 7) - Answers light seen after bouncing off a surface
Backlight (Chp 7) - Answers a light placed at the rear of a subject to lighten from behind
Flare (Chp 7) - Answers diffuses the image, lightens the blacks, increases the appearance of
grain, decreases sharpness, and often softens the edges of backlit figures
Key light (Chp 7) - Answers the brightest light and casts the primary shadows, giving a sense of
directionality to the lighting
Incident light meters (Chp 7) - Answers measures the amount of light falling on the subject
Reflective light meters (Chp 7) - Answers measures the amount of light reflected by the subject
Special exposure conditions (Chp 7) - Answers ...
Exposure control (Chp 7) - Answers -Film speed
-the lens
-shutter speed
-ambient light
Prime lenses (Chp 4) - Answers generally faster than zoom lenses, and have only one focal
length (also called fixed focal length) (fast lenses and telephoto lenses)
Zoom lenses (Chp 4) - Answers focal length can be changed during a shot
Wide angle lenses (Chp 4) - Answers depth perception is exaggerated-- objects seem further
apart than usual
Normal lenses (Chp 4) - Answers portrays depth perception as close to the human eye as
possible
-16-25mm for 16mm film
-35-50mm for 35mm film
