August 2024
Beginner
216 pages
5h 24m
English
CDs (Compact Disks), DVDs (Digital Versatile Disks), and Blu-ray disks are types of optical storage media used to store and playback audio, video, and store data. These disks are read using a laser diode in a CD, DVD, or Blu-ray drive.

CDs typically holds about 700 MB of data or 80 minutes of audio. These disks were primarily used for storing music, but were also used for storing software, files, and game media. Somewhat obsolete nowadays.
DVDs commonly hold 4.7 GB (single layer) to 8.5 GB (dual layer). These disks were widely used for storing video (especially movies), as well as computer software, games, and file storage. ...
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