Structure of business process flows. Business process flows consist of a series of stages, each containing a number of steps. Only one stage is the active stage. When the required steps in each stage are complete, the process can move on to the next stage and it becomes the active stage.
Datum is, from its Latin origin, a singular form of data, and may refer to a single item of data. 1 Singular data point.
Chart datum. A chart datum is the level of water that charted depths displayed on a nautical chart are measured from. A chart datum is generally a tidal datum; that is, a datum derived from some phase of the tide.[1] Common chart datums are lowest astronomical tide[1] and mean lower low water.