5 Written questions
5 Matching questions
- The quantity of light that reaches your sensor is controlled by what?
- What is the inverse square law?
- What does the term "stop" mean?
- What are luminance and illuminance?
- A histogram shows what in an image?
- a Shutter speed & aperture
- b Luminance is light reflected from the subject surface (measured by a reflected-light meter), while Illuminance is light falling on a subject surface (as measured with an incident light meter)
- c The brightness values of all the pixels in an image illustrated as a graph numbering from 0 to 255.
- d A change in exposure of 1 EV, that is 1/2 or 2x the amount of light.
- e The intensity of the illumination is inversely proportional to the square of the distance from light to subject. At twice the distance from the subject, the light illuminates only 1/4 of the original.
5 Multiple choice questions
- 8 bits
- Decreases the exposure for areas of the print that the photographer wishes to be lighter
- Hyperfocal distance. A lens focused at the hyperfocal distance has depth of field extending from approximately half the hyperfocal distance to infinity, whereas a lens focused at infinity has a depth of field only at infinity.
- Selecting portions of the image based on color
- lengthen (or slow) the shutter speed
5 True/False questions
This technique allows you to keep a subject that is moving toward you well focused → Follow focus
Cyan is composed of equal parts of what two colors? → Subtractive primaries (plus black)
If an image is too yellow, what color adjustment should be made in Photoshop to correct it? → Add blue
What is the term used to describe human's change in perception of a color under different light sources? → Dynamic range
What kind of meter is built in to most cameras? → Maybe as little as 0.5 degrees or 1 degree