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.
Each track has one instrument or multiple instruments. You can create a FlexiMusic Composer song by adding multiple tracks. Each track comprises one or more looping patterns. You can also include lyrics to a track instead of music. Three choices are there for the sound source of tracks. They are Step Cycle, Bar Cycle, and Single File/Voice.