Certifications Question:

A plan version that is recognized by the SAP system as valid
and in operation.

The data created in the active plan version is used for
performing day-to-day business and updating
cross-application data.

You must flag a plan version as active if:

You are an SAP Business Workflow user
You have set up integration between Organizational
Management and other components

The plan version you select must contain your enterprise's
current data.

All additional plan versions in your enterprise can be used
to simulate organizational scenarios.