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What should you do a set the clearbeforefill property

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What should you do?A. Set the ClearBeforeFill property of the TableAdapter to false.Use the Fill method of the TableAdapter to load additional customers.B. Set the ClearBeforeFill property of the TableAdapter to false.Use the GetData method of the TableAdapter to create a new DataTable.C. Set the ClearBeforeFill property of the TableAdapter to true.Use the Fill method of the TableAdapter to load additional customers.D. Set the ClearBeforeFill property of the TableAdapter to true.Use the GetData method of the TableAdapter to create a new DataTable.
Explanation:TableAdapter.Fill Populates the TableAdapter's associated data table with the results of the TableAdapter's SELECTcommand.TableAdapter.Update Sends changes back to the database. For more information, see How to:Update Data Using a TableAdapter.TableAdapter.GetData Returns a new DataTable filled with data.TableAdapter.Insert Creates a new row in the data table. For more information, see How to: Add Rows to aDataTable.TableAdapter.ClearBeforeFill Determines whether a data table is emptied before you call one of the Fill methods.Table Adapter Overview((v=vs.80).aspx)Question: 13You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to develop an application that connects to aMicrosoft SQL Server 2008 database. The application performs a database query within a transaction. You need toensure that the application can read data that has not yet been committed by other transactions. WhichIsolationLevel should you use?
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Term
Winter
Professor
Niall Winters
Tags
NET Framework, Microsoft SQL Server, Microsoft Visual Studio, Microsoft Net Framework

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