However, some audio converter, audio editing and CD creation programs will, from the user’s perspective, load. If the file is “copied” from the CD to the computer, it becomes useless because it is only a shortcut to part of the disc. cda files do not contain the actual PCM sound wave data, but instead tell where on the disc each track starts and stops.
These files are shown in the directory for the CD being viewed in the format Track#.cda, where # is the number of each individual track. cda is shortcut to a track on an audio CD on a standard “Red Book” CD-DA format audio CD.