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Exam :
Microsoft 70-516
Title
Accessing Data with Microsoft .NET Framework 4
:
Version :
Demo
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1. You use Microsoft Visual Studio 2010 and Microsoft.NET Framework 4 to create an application. You use the ADO.NET Entity Framework to model entities. The application connects to a Microsoft SQL Server database named Adventure Works. The application includes the following code segment (Line numbers are included for reference only.) You need to resolve any concurrency conflict that can occur. You also need to ensure that can occur. You also need to ensure that local changes are persisted to the database. Which code segment should you insert at line 11? A. context. Refresh(RefreshMode.ClientWins, orders);contextAcceptAllChanges(); B. context. Refresh(RefreshMode.ClientWins, orders);contextSaveChanges(); C. context. Refresh(RefreshMode.StoreWins, orders);contextAcceptAllChanges(); D. context. Refresh(RefreshMode.StoreWins, orders);contextSaveChanges(); Answer: D
2. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. Stored procedures by using the following signatures: You create a Microsoft ADO.NET Entity Data Model (EDM) by using the Product and Order entities as shown in the Exhibit. (click the Exhibit button) You need to map the Product and Order entities to the stored procedures. Which two procedures should you add to the @productld parameter? (Each correct answer presents part of the solution. (Choose two) A. Product_Delete B. Product_Update C. Order_Delete D. Order_Update Answer: CD
3. You use Microsoft Visual Studio 2010 and Microsoft ADO.NET Framework 4 to create an application. The application connects to a Microsoft SQL Server 2008 database. you use the ADO-NET LINQ to SQL model to retrieve data from the database. You use stored procedures to return multiple result sets. You need to ensure that the result sets are returned as strongly typed values. What should you do? A. Apply the FunctionAttribute and ResultTypeAttribute to the stored procedure function. Use the
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GetResult<TElement> method to obtain an enumerator of the correct type. B. Apply the FunctionAttribute and ParameterAttribute to the stored procedure function and directly access the strongly typed object from the results collection. C. Apply the ResultTypeAttribute to the stored procedure function and directly acces the strongly typed object form the results collection. D. Apply the ParameterAttribute to the stored procedure function. Use the GetResult <TElement> method to obtain an enumerator of the correct type. Answer: A
4. You use Microsoft Visual Studio 2010 and Microsoft.Net Framework 4 to create an application. The application connects to a Microsoft SQL Server database. The application uses the ADO.NET LINQ to SQL to model to retrieve data from the database. The application will not modify retrieved datayou need to ensure that all the requested data is retrieved. You want to achieve this goal using the minimum amount of resources. What should you do? A. Set ObjectTrackingEnabled to true on the DataContext class. B. Set ObjectTrackingEnabled to false on the DataContext class. C. Set DeferredLoadingEnabled to true on the DataContext class. D. Set DeferredLoadingEnabled to false on the DataContext class. Answer: B
5. You use Microsoft Visual Studio 2010 and Microsoft.Net Framework 4 to create an application. You use the ADO.NET Entity Framework to model your entities. You use Plain Old CLR Objects (POCO) entities along with snapshot-based change tracking. The code accesses the POCO entities directly. You neet to ensure that the state manager sysnchronizes when changes are made to the object graph. Which objectContext method should you call? A. Refresh B. SaveChanges C. DetectChanges D. ApplyPropertyChanges Answer: C
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