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Describe Optical disks.

      

Describe Optical disks.

  

Answers


Kavungya
Optical disks use Lasers to read or write data. When writing, a laser beam is used to align a permanent data pattern on the disk surface. When reading, the data contents are sensed by the pattern of light reflected from the beam by the data on the disk surface.
Kavungya answered the question on April 2, 2019 at 07:26


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