CD-ROM

Definition(s)

Computer disk read only memory

  • Optical disk storage using the same technology as audio CDs. A computer can read a CD-ROM disc but cannot write on it. Typically used to distribute large amounts of textual information, since one CD-ROM holds about 650 MB of data, or approximately 15,000 pages of text.  1
  • A type of high density optical disk with a 4″ diameter and a 650MB capacity. The information (1’s or 0’s) is permanently etched by a laser into the surface of the disk and read by a laser beam. The ISO 9660 standard defines how a CD-ROM is written for computer interface. It is not rewritable. It is legally accepted and written on a single-side.  2
  • Written on a large scale and not on a standard computer CD burner (CD writer), they are an optical disk storage media popular for storing computer files as well as digitally recorded music.  3
  • Data storage medium that uses compact discs to store about 1,500 floppy discs’ worth of data.  4

Notes

  1. Legal Electronic Document Institute, Basic Principles of Automated Litigation Support (2005).
  2. Formerly American Document Management, Glossary of Terms, now 5i Solutions Glossary.
  3. Formerly American Document Management, Glossary of Terms, now 5i Solutions Glossary.
  4. Kroll Ontrack, Glossary of Termshttp://www.krollontrack.com/glossaryterms