CUESHEET
Cue sheet
A cue sheet, or cue file, is a metadata file which describes how the tracks of a CD or DVD are laid out. Cue sheets are stored as plain text files and commonly have a ".cue" filename extension. CDRWIN first introduced cue sheets, which are now supported by many optical disc authoring applications and media players.The above text is a snippet from Wikipedia: Cue sheet (computing)
and as such is available under the Creative Commons Attribution/Share-Alike License.