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Microsoft 070-516 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 solution contains the projects shown in the following table.

The WCF data service exposes an Entity Framework model. You need to Access the service by using a
WCF Data Services client.
What should you do in the Application.Client Project?

A) Add a web reference that uses the URL of the WCF data service.
B) Add a service reference that uses the URL of the WCF data service.
C) Add a referance to the Application.Service Project.
D) Add a referance to the Application.Model Project.

2. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4.0 to create an application.
You deploy a Windows Communication Foundation (WCF) Data Service to a production server.
The application is hosted by Internet Information Services (IIS).
After deployment, applications that connect to the service receive the following error message:
"The server encountered an error processing the request. See server logs for more details."
You need to ensure that the actual exception data is provided to client computers. What should you do?

A) Modify the application's Web.config file. Set the value for the customErrors element to RemoteOnly.
B) Add the FaultContract attribute to the class that implements the data service.
C) Add the ServiceBehavior attribute to the class that implements the data service.
D) Modify the application's Web.config file. Set the value for the customErrors element to Off.

3. You use Microsoft .NET Framework 4.0 to develop an application that uses LINQ to SQL. The LINQ to SQL
model contains the Product entity.
A stored procedure named GetActiveProducts performs a query that returns the set of active products from
the database.
You need to invoke the stored procedure to return the active products, and you must ensure that the LINQ
to SQL context can track changes to these entities. What should you do?

A) Select the Product entity, view the entity's property window, and change the Name for the entity to GetActiveProducts.
B) Select the Product entity, view the entity's property window, and change the Source for the entity to GetActiveProducts.
C) Add a property named GetActiveProducts to the Product entity.
D) Navigate to the GetActiveProducts stored procedure in Server Explorer, and drag the procedure onto the Product entity in the LINQ to SQL model designer surface.

4. The application populates a DataSet object by using a SqlDataAdapter object.
You use the DataSet object to update the Categories database table in the database. You write the
following code segment.
(Line numbers are included for reference only.)
01 SqlDataAdapter dataAdpater = new SqlDataAdapter("SELECT CategoryID,
CategoryName FROM Categories", connection);
02 SqlCommandBuilder builder = new SqlCommandBuilder(dataAdpater);
03 DataSet ds = new DataSet();
04 dataAdpater.Fill(ds);
05 foreach (DataRow categoryRow in ds.Tables[0].Rows)
06 {
07 if (string.Compare(categoryRow["CategoryName"].ToString(), searchValue,
true) == 0)
08 {
09 ...
10 }
11 }
12 dataAdpater.Update(ds);
You need to remove all the records from the Categories database table that match the value of the
searchValue variable.
Which line of code should you insert at line 09?

A) ds.Tables[0].Rows[categoryRow.GetHashCode()].Delete();
B) categoryRow.Delete();
C) ds.Tables[0].Rows.RemoveAt(0);
D) ds.Tables[0].Rows.Remove(categoryRow);

5. You use Microsoft .NET Framework 4.0 to develop an application that connects to a Microsoft SQL Server
2008 database.
You need to prevent dirty or phantom reads. Which IsolationLevel should you use?

A) ReadUncommited
B) Serializable
C) ReadCommited
D) Snapshot

Solutions: