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5 Written questions

5 Matching questions

  1. A magic wand tool is used for what?
  2. What is the term used to describe human's change in perception of a color under different light sources?
  3. What is the Aperture in a lens?
  4. What is the inverse square law?
  5. How can you change the brightness of the background when using flash?
  1. a 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.
  2. b The size of the opening in the lens which controls the amount of light reaching the sensor.
  3. c Metamerism
  4. d Change the shutter speed. The longer the shutter speed, the lighter the background will be. The faster the shutter speed, the darker the background will be because less existing light is captured.
  5. e Selecting portions of the image based on color

5 Multiple choice questions

  1. Aperture, focal length, and distance to the subject
  2. dynamic range (not to be confused with gamut)
  3. JPEG
  4. The amount of information contained in each pixel
  5. Diffused front lighting

5 True/False questions

  1. Digital cameras use what set of primary colors?Additive (R, G, B)

          

  2. What is a BIT?The smallest unit of information consisting of either a 1 or a zero. It can only represent two possibilities - either yes or no, black or white.

          

  3. As the aperture becomes smaller, what happens to the depth of field?Maybe as little as 0.5 degrees or 1 degree

          

  4. What is burning?Selectively increasing print exposure, which will make select parts of the image darker

          

  5. In a 2:1 ratio, the shadow side of the subject would meter at X stop(s) less than the highlight sideOne stop less