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Microsoft 70-516 Exam Syllabus Topics:

Microsoft TS: Accessing Data with Microsoft .NET Framework 4 Sample Questions:

1. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4.0 to create a Windows
Communication Foundation (WCF) Data Services service.
The service connects to a Microsoft SQL Server 2008 database. The service is hosted by an Internet
Information Services (IIS) 6.0 server.
You need to ensure that applications authenticate against user information stored in the database before
the application is allowed to use the service.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Configure IIS to allow anonymous access.
B) Enable the WCF Authentication Service.
C) Configure IIS to require Windows authentication.
D) Modify the Data Services service to use a Microsoft ASP.NET membership provider.
E) Configure IIS to require basic authentication.

2. You use Microsoft Visual Studio 2010 and the Microsoft .NET Framework 4.0 to create an application.
The application connects to a Microsoft SQL Server database. The application uses DataContexts to query
the database.
You define a foreign key between the Customers and Orders tables in the database.
You need to ensure that when you delete a customer record, the corresponding order records are deleted.
You want to achieve this goal by using the minimum amount of development effort. What should you do?

A) Remove the foreign key between the Customers and Orders tables.
B) Use the ExecuteDynamicDelete method of the DataContext object.
C) Modify the foreign key between the Customers and Orders tables to enable the ON DELETE CASCADE option.
D) Override the Delete operation of the customer entity.

3. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4.0 to create an application.
The application connects to a Microsoft SQL Server database.
The application uses the ADO.NET LINQ to SQL model to retrieve data from the database.
The application will not modify retrieved data. You 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 false on the DataContext class.
B) Set DeferredLoadingEnabled to false on the DataContext class.
C) Set DeferredLoadingEnabled to true on the DataContext class.
D) Set ObjectTrackingEnabled to true on the DataContext class.

4. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4.0 to create an application. You use the ADO.NET Entity Framework to model entities. You write the following code segment. (Line numbers are included for reference only.)
01 AdventureWorksEntities context = new AdventureWorksEntities("http://
localhost:1234/AdventureWorks.svc");
02 ...
03 var q = from c in context.Customers
04 where c.City == "London"
05 orderby c.CompanyName
06 select c;
You need to ensure that the application meets the following requirements:
-Compares the current values of unmodified properties with values returned from the data source.
-Marks the property as modified when the properties are not the same. Which code segment should you insert at line 02?

A) context.MergeOption = MergeOption.AppendOnly;
B) context.MergeOption = MergeOption.OverwriteChanges;
C) context.MergeOption = MergeOption.NoTracking;
D) context.MergeOption = MergeOption.PreserveChanges;

5. The Entity Data Model file (.edmx file) must be updated to support inheritance mapping for Products and Componets.
You need to add the following code to the \Model\Model.edmx file:
-the code in line EX243 that maps the Product type
-the code in line EX250 that maps the Component type
What should you do?

A) Insert the following code at line EX243:
<Condition ColumnName="ProductType" IsNull="true" />
Insert the following code at line EX250:
<Condition ColumnName="PartType" IsNull="true" />
B) Insert the following code at line EX243:
<Condition ColumnName="ProductType" IsNull="false" />
Insert the following code at line EX250:
<Condition ColumnName="PartType" IsNull="false" />
C) Insert the following code at line EX243:
<Condition ColumnName="ProductType" IsNull="false" />
Insert the following code at line EX250:
<Condition ColumnName="PartType" IsNull="true" />
D) Insert the following code at line EX243:
<Condition ColumnName="ProductType" IsNull="true" />
Insert the following code at line EX250:
<Condition ColumnName="PartType" IsNull="false" />

Solutions: