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.
A very handy tool for writing and debugging formulas is Quattro Proâs formula composer. The formula composer will let you view a diagram and the intermediate results of a formula as you write it. Or, select a cell that has a formula in it and the formula composer will show you its diagram and all intermediate results.