CD-ROM
Videos
A CD-ROM is a type of read-only memory consisting of a pre-pressed optical compact disc that contains data computers can read, but not write or erase. Some CDs, called enhanced CDs, hold both computer
A CD-ROM in the tray of a partially open CD-ROM drive.
A CD-ROM can easily store the entirety of a paper encyclopedia's words and images, plus audio & video clips.
A view of a CD-ROM drive's disassembled laser system
The laser system of a CD-ROM drive
Compact disc
Videos
The compact disc is a digital optical disc data storage format co-developed by Philips and Sony to store and play digital audio recordings. It employs the Compact Disc Digital Audio standard and is ca
CD-ROM
…A CD-ROM (, compact disc read-only memory) is a type of read-only memory consisting of a pre-pressed optical compact disc that contains data computers can read, but not write or erase. Some CDs, called enhanced CDs, hold both computer data and audio with the latter capable…
The readable surface of a compact disc is iridescent because it includes a spiral track wound tightly enough to cause light to diffract into a full visible spectrum.
Dutch inventor and Philips chief engineer Kees Schouhamer Immink was part of the team that produced the standard compact disc in 1980
Sony Discman D-E307CK portable CD player with 1-bit DAC
Pits and lands of a compact disc under a microscope