What Are the Steps in a Typical Task? 
Use
In the SAP System, a task consists of one or more screens on which you enter data. Some typical tasks might be creating customer master records, entering invoices, or creating sales documents.
Activities
To perform a task in the SAP System, you typically:
Each screen contains input fields in which you enter data. Some fields require entries, others do not. (See
Entering Data on a Screen.)When you go to the next screen, the SAP System temporarily stores the data you have just entered. (See
Moving Through Tasks.)You can:
(See
The system saves the data from all the screens you have completed. (See