Explain about cd-rom and dvd-rom, Computer Engineering

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Q. Explain about CD-ROM and DVD-ROM?

Optical disks employ Laser Disk Technology that is the latest and most promising technology for high capacity secondary storage. Advent of the compact disk digital audio system, a non-erasable optical disk paved the way for development of a new low-cost storage technology. In optical storage devices information is written using a laser beam. We will determine here the use of some optical disks like CD-ROM and DVD-ROM devices which are now becoming increasingly popular in different computer applications.

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Figure: CD-ROM and DVD-ROM


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