IMAGING PRACTICE QUIZ based on Kodak tutorials.

Simply choose the single best choice.

  1. What colorants are used in color photography?

      A. RGB pigments
      B. RGB dyes
      C. CMY pigments
      D. CMY dye
       

  2. All the following are essential elements of conventional process color printing except:

      A. halftone screening
      B. offset lithography
      C. color separation
      D. CMYK ink
       

  3. Colors are created on a TV or computer monitor by:

      A. RGB pigments
      B. RGB phosphors
      C. CMY dyes
      D. CMY phosphors
       

  4. Colorants used in various desktop digital color printers include all the following except:

      A. CMY dyes
      B. CMYK dyes
      C. CMYK toners
      D. CMY phosphors

  5. The most familiar application of additive color mixing is:

      A. process color printing
      B. photography
      C. digital color printing
      D. television
       

  6. When equal amounts of two primary colors are mixed, the resulting color's relationship to the third (unused) primary is called:

      A. complementary
      B. co-dependent
      C. independent
      D. subtractive
       

  7. The complement of magenta is:

      A. red
      B. green
      C. blue
      D. yellow
       

  8. Filters can be used to control the color of light. Imagine you are lighting a scene in a photo studio, and you want to shine blue light on the background. What color filter would you use?

      A. red
      B. green
      C. blue
      D. yellow
       

  9. The subtractive color mixing system filters light using:

      A. RGB pigments and dyes
      B. CMY pigments and dyes
      C. RGB phosphors
      D. over-projection
       

  10. When cyan is mixed in equal amounts with magenta, the resulting color is:

      A. red
      B. blue
      C. green
      D. black
       

  11. When cyan, magenta and yellow are mixed in equal amounts, the resulting color is:

      A. red
      B. blue
      C. green
      D. black
       

  12. The three color process produces a wide range of colors by varying the strength of CMY colorants that are:

      A. complementary
      B. projected side-by-side
      C. printed side-by-side
      D. overprinted
       

  13. As an experiment, you replace the CMY inks in a printing press with RGB inks. Why will this experiment fail to produce a wide range of intermediate colors?

      A. because of ink impurities
      B. because it's impossible to produce RGB inks
      C. because all color is absorbed when two additive primaries are overprinted
      D. all of the above
       

  14. Your color computer monitor is an additive color mixing system. Its color gamut is different from the gamut of a printing press. Which is most likely to produce a greater range of light colors, as well as reds, greens and blues?

      A. color computer monitor
      B. printing press

  15. The basic building block for all digital images is the:

      A. halftone screen
      B. pixel
      C. bit
      D. halftone grid

  16. To produce an image, a digital device must represent three properties of a pixel. Which is not one of them?

      A. size
      B. color
      C. angle
      D. location

  17. Your computer uses 8 bits to represent color values. How many individual colors can you produce?

      A. 16
      B. 64
      C. 256
      D. 16.7 million

  18. Which bit depth is most commonly used in today's desktop digital imaging applications?

      A. 8 bit
      B. 24 bit
      C. 32 bit
      D. 64 bit
       

  19. Color perception cannot exist without:
    •  A. a light source
       B. an illuminated object
       C. a human observer
      D. all of the above
       

  20. You see more color, contrast and saturation as light increases in:
    • A. angularity
      B. intensity
      C. spectral distribution
      D. color temperature
       

  21. The color spectrum is produced by variation in:

  22.                     A. wavelengths of light
                        B. brightness
                        C. absorption
                        D. color gamut

     
  23. Standardized viewing conditions are recommended for critical color evaluation because:
    • A. all "white light" sources have the same spectral distribution
      B. all "white light" sources do not have the same spectral distribution
      C. all human observers are the same
      D. all human observers are not the same

       

  24. When setting up a color monitor, the color temperature or "white point" you select varies depending on your final output medium. If your work will be produced on a printing press, the recommended white point is:
    • A. 5000 K
      B. 6500 K
      C. 2800 K
      D. 9300 K

  25. When light strikes an object, it may be:

      A. reflected
      B. transmitted
      C. absorbed
      D. all of the above

  26. When you use a densitometer, you are measuring the:

      A. spectral distribution of light
      B. color temperature
      C. amount of light reflected or transmitted
      D. amount of color saturation

  27. If you have normal vision, you are an excellent judge of very slight shifts in color when two samples are viewed:

      A. with a different light source for each sample
      B. with a different color field surrounding each sample
      C. one after the other
      D. side-by-side

  28. Differences in the spectral distribution of skylight and household tungsten lights change the appearance of objects. Yet your eye adjusts to these overall color shifts automatically through a process called:

      A. chromatic aberration
      B. chromatic adaptation
      C. color contrast control
      D. color vision deficiency

  29. Color can be defined by three properties. Which is not among them?

      A. brightness (lightness)
      B. hue
      C. contrast
      D. saturation

  30. When you say "This object is green, that one is red," you are referring to differences in which property?

      A. brightness (lightness)
      B. hue
      C. contrast
      D. saturation

  31. When you see a color wheel on your computer monitor, one of the three dimensions of color is missing. Which one?

      A. brightness (lightness)
      B. hue
      C. contrast
      D. saturation

       

  32. Unlike a colorimeter, a spectrophotometer is an instrument that measures:

      A. density
      B. CIE color values
      C. wavelengths at many points throughout the spectrum
      D. color temperature

  33. Which of these familiar imaging systems has the smallest color gamut?

      A. digital color printers
      B. transparency films
      C. conventional printing presses
      D. color monitors

       

  34. Brightness resolution can be increased by using:

    A. more bits to define each pixel
    B. fewer bits to define each pixel
    C. a faster scanning speed
    D. a higher sampling rate