MIDI enables people to use（ ）computers and electronic musical instruments.There are actually three c

MIDI enables people to use（ ）computers and electronic musical instruments.There are actually three components to MIDI,the communications"（请作答此空）",the Hardware interface and a distribution（ ）called"Standard MIDI Files".In the context of the WWW,the most interesting component is the（ ）Format.In principle,MIDI files contain sequences of MIDI Protocol messages:However,when MIDI Protocol（ ）are stored in MIDI files,the events are also time-stamped for playback in the proper sequence.Music delivered by MIDI files is the most common use of MIDI today.
A：device
B：protocol
C：network
D：controller


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