Photography Exam Questions

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1. Why are digital camera sensors less noisy in the green colour channel?

  • Our eyes perceive less noise in green light
  • The sensor Bayer array has twice as many green pixels as red or blue
  • Green pixels are larger
  • The ISO setting is different for the green channel
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2. Identify the correct statement about adjustment layers

  • An adjustment layer can be used to modify the size and aspect ratio of an image
  • Adjustment layers are an example of destructive editing
  • The opacity and blend mode parameter can further modify how an effect is applied
  • Masks cannot be used in conjunction with adjustment layers

3. In silver based imagery (film) shutter speeds of around one second or longer the metered exposure can be inaccurate. Identify the cause.

  • The law of reciprocity does not apply for long exposures
  • The inverse square law does not apply for long exposures
  • The light meter does not behave accurately at long exposures
  • The lens aperture is incorrect at long exposures

4. The diagram represents a black and white photographic printing pare. What is the third layer?

  • Paper base
  • The baryta layer
  • Emulsion layer
  • Super coat layer

5. Which change will take place in the characteristics of unexposed films if they are stored incorrectly?

  • Loss of contrast
  • Increase of speed
  • Increase in contrast
  • Decrease in fog levels
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