However, the full name and the initialism BAL almost immediately attached themselves in popular use to all assembly-language dialects on the System/360 and its descendants. BAL for BPS/360 was introduced with the System/360 in 1964.
Lossy format means that data was lost during conversion from original source, for example WAV to MP3 results in loss of audio data that most people can't hear, because they're â¦ probably have a terrible monitor chain.
M4A is the file extension for MPEG-4 Audio, the audio part of your MPEG-4 videos. Apple has used the M4a (small a) designation for several of the low-loss audio formats it's sold for years at the iTunes Store.To add to the confusion, some have digital rights management encryption, and some don't.4A is the file extension for MPEG-4 Audio, the audio part of your MPEG-4 videos. Apple has used the M4a (small a) designation for several of the low-loss audio formats it's sold for years at the iTunes Store.