Câu 6: C9530-404: IBM Integration Bus V9.0 Solution Development

A solution developer is defining a DFDL model for a file that defines a purchase order. A field in the header, ItemCount, defines the number of purchase order items contained in the purchase order. The schema model is defined as shown below. What modification must the developer make to the model to ensure that the number of items in the purchase order is equal to the value in ItemCount?

1. A. Set the OccursCountKind property to Implicit. — đáp án hiện tại
2. B. Add an Assert to Items that tests that items is less than or equal to ItemCount.
3. C. Add a variable instance to the sequence element that counts the number of Items records.
4. D. Set the OccursCountKind property for Items to Expression and set the expression to {../Header/ItemCount}.