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Laser beam technology is used in one of the following:

Laser beam technology is used in one of the following:

  • (A) Mouse
  • (B) Monitors
  • (C) Optical disks
  • (D) Magnetic disks
Optical Disks like CDs and DVDs and Blu-ray: These things use a laser beam to read the information and a stronger laser beam to write the information, on Optical Disks by making tiny holes and flat areas on the surface of Optical Disks.
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Related MCQs:

 ‘NATO’ is an abbreviation of:

March 18, 2026 No Comments
  • (A) North Atlantic Treaty Organization
  • (B) Non-Aligned Treaty Organization
  • (C) Non-Aligned Trading Organization
  • (D) North American Transport Organization

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