MCSD.NET - 70-306 Exam Interview Question:

Suppose You develop a Windows-based application. The application uses a DataSet object that contains
two DataTable objects. The application will display data from the two data tables. One table
contains customer information, which must be displayed in a data-bound ListBox control. The
other table contains order information, which must be displayed in a DataGrid control.
You need to modify your application to enable the list box functionality. What should you do?
A. Use the DataSet.Merge method.
B. Define primary keys for the DataTable objects.
C. Create a foreign key constraint on the DataSet object.
D. Add a DataRelation object to the Relation collection of the DataSet object.

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D. Add a DataRelation object to the Relation collection of the DataSet object.
Submitted by: Administrator