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UGC NET CSE | June 2012 | Part 3 | Question: 75

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Halftoning is defined as

  1. A technique to obtain increased visual resolution using multiple intensity levels
  2. A technique for using minimum number of intensity levels to obtain increased visual resolution
  3. A technique to obtain increased visual resolution using maximum number of intensity levels
  4. A technique for using appropriate number intensity levels to obtain increased visual resolution
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