Plextor University Industry Standards Red Book - Audio CDs, (CD-DA) Yellow Book - Data CDs Green Book - CD-I (Compact Disc Interactive) White Book - VideoCD (VCD)   Orange Book - Physical format for recordable CDs Part I - CD-MO (Magneto-Optical) Part II - CD-WO (Write-Once; includes "hybrid" spec for PhotoCD) Part III - CD-RW (Rewriteable discs) Blue Book - CD Extra CD Extra       A mixed mode CD, 1st is Data, 2nd is CD-DA (CD Plus)       - Examples: Game CD, PlayStation CD, and Enhanced CD. CD-UDF       Industry-standard incremental packet-writing file system CD-Text       Philips' standard for encoding artist, album and track information on audio CDs Hybrid CD       Mac and PC format written on the same disc, 1st is MAC, 2nd is PC. ISO-9660       File layout standard (evolved from High Sierra format) Rock Ridge       Extensions allowing long filenames and UNIX-style symlinks CD-ROM/XA     Extended Architecture       MODE-1       Standard Yellow Book sectors       MODE-2       May be of form-1 or form-2       FORM-1       2048 bytes of data, with error correction, for data       FORM-2       2324 bytes of data, no error correction, for audio/video