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Competency Exam

Module 3: Capturing Digital Color


  1. To capture color, digital cameras and scanners use:
      A. filters
      B. image sensors
      C. pixels
      D. all of the above

  2. Which is not a type of digital image sensor?
      A. full-frame CCD
      B. cathode ray tube
      C. linear array
      D. video/interline

  3. Unlike drum scanners, most desktop scanners capture images using:
      A. full-frame CCDs
      B. photomultiplier tubes
      C. linear arrays
      D. CMYK color conversion

  4. To produce more scans faster, you decide to use standardized scanner settings and make all adjustments to the image later, at the monitor. Why is this a questionable decision?
      A. each image is unique
      B. color values lost in scanning cannot be recaptured
      C. highlight and shadow detail lost in scanning cannot be recaptured
      D. all of the above

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