Optical Disks | MCQs

Explanation

Optical disks like CDs and DVDs store data in a spiral track that starts from the innermost part and moves outward.

This spiral path allows continuous reading of data as the disk spins.

Explanation

Explanation

Explanation

Laser technology is used in compact disc

Compact Disc is an example of Optical Storage

James T. Russell invented C.D. (Compact Disc).

 co-developed by Philips and Sony to store and play digital audio recordings.

history

 In August 1982, the first compact disc was manufactured.

It was then released in October 1982 in Japan and branded as Digital Audio Compact Disc.

It was released on March 2, 1983, in North America and Europe.

FIA CBT VU PAPER 22-12-2021

ND30-4-2023

Explanation

• DVD is an optical disk technology with a  4 to 5 gigabytes storage for videos, audio or other information.
• DVD stands for Digital Versatile Disk.
  
• DVD is an example of Optical Disk. 
• DVD is a storage device.