Chart datum, level of water depth on a nautical chart. Datum or datum point, a (possibly arbitrary) reference baseline or point from which scientific measurements are made (from a Latin meaning of datum as a given, i.e. an accepted fact)
Music directors and composers must guide musicians and singers by preparing musical arrangements and helping them achieve the best possible sound. Musical talent. To become a music director or composer, one must have musical talent.
1 Programs like Spotify and iTunes make creating playlists an easy and almost essential part of the music-listening experience. 2  Project Playlist, Take 40, Windows Media Player, Grooveshark are also all good programs for managing your music.