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UGC-NET | UGC NET CS 2014 Dec – III | Question 15

  • Last Updated : 03 Jul, 2018

A technique used to approximate halftones without reducing spatial resolution is known as _________.
(A) Halftoning
(B) Dithering
(C) Error diffusion
(D) None of the above


Answer: (B)

Explanation: Halftone is a graphic design technique in which image reproduced with the help og dots(various color).
A technique used to approximate halftones without reducing spatial resolution is known as Dithering.
Error diffusion is a type of halftoning in which neighboring pixel being disturbed(quantization residual is distributed ) that have not yet been processed.
So, option (B) is correct.

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