... 129–162mandatory for A1 , A2 and A3 . D2 is mandatory for A2 , and D3 is restricted for A3 . Since D1ismandatory for A1 , the form definition F1 associated with A1 holds a field for D1. However, thereis also ... the associations between activity def-initions and data object definitions. As indicated above, D1 is mandatory for A1 , A2 and A3 , D2ismandatory for A2 , while D3 is restricted for A3 . D0 and ... The activity can be started again, and thedata is still available at that time. If all data objects of a given activity are entered, for instanceduring previous activities, it performs the auto-complete...