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 Music Composer: Career Info & Requirements. 2  Diary of an OCW Music Student: Final Thoughts. 3  Diary of an OCW Music Student, Week 3: Octave Equivalence, Circular Pitch Systems and the Major Triad. 4  High-Paying Music Careers: Options and Requirements. 5  Composer: Career Information and Requirements.