December 2017
Intermediate to advanced
274 pages
5h 46m
English
Compact disks (or CDs) are made of pits and lands noticeable as bumps on the underside of the disk, coated with a thin layer of aluminum that results in a reflective surface. Data is written in concentric circles further split up into sectors of 512 bytes, each known as tracks on the CD from inside to outside (or edge) of the disk:
Various types of CDs:
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