There are several different opinions about the meaning of digital music, First, digital music is a packaged digital music. as examples the audio CD, MP3, and WMA are products of digital music.
There are also opinions saying that digital music is music that is digitally processed. This music is produced by the original instruments, then digitally processed. For example, in a song consisting of acoustic guitar, bass, piano, and drums. Each instrument recorded separately then, using a specific device, the sounds recorded are combined and edited and enhanced.
There are also arguments saying that digital music is music created digitally. Time of manufacture, the sounds produced by the chain to sound samples of instruments that already exist, without the need for a musical instrument. This type of digital music can be made without the help of a musical instrument at all, just using a computer and typically use enhancements such as mbox 2 pro to support the Audio Stream Input / Output to MIDI equipment.