Online Access Free 70-503 Exam Questions

You are creating a remote database management application by using Microsoft Windows Forms and Microsoft .NET Framework 3.5. You use the Windows Communication Foundation model to create the application.
You write the following code segment. (Line numbers are included for reference only.)

You need to ensure that each time a client application calls the Open() method, a new service instance is created.
Which code segment should you insert at line 03?

• A.<OperationBehavior(TransactionScopeRequired:=True)> _
• B.<OperationBehavior(AutoDisposeParameters:=True)> _
• C.<OperationBehavior( _ ReleaseInstanceMode:=ReleaseInstanceMode.BeforeCall)> _
• D.<OperationBehavior( _ ReleaseInstanceMode:=ReleaseInstanceMode.None)> _

You are creating a client application by using Microsoft .NET Framework 3.5. You use Windows Communication Foundation (WCF) to create the application.
The client application uses a Personal Information Card to provide authentication information to the WCF server. You write the following code fragment. (Line numbers are included for reference only.)

You need to ensure that one of the claims in the Personal Information Card contains an e-mail address.
Which code fragment should you insert at line 05?

• A.Option B
• B.Option C
• C.Option D
• D.Option A

You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment. (Line numbers are included for reference only.)

The service must meet the following requirements:
You need to set the isolation level for the service.
Which line of code should you insert at line 05?

• A.[SecviceBehavior(TransactionIsolationLevel= IsolationLevel.Snapshot)]
• B.[ServiceBehavior(TransactionIsolationLevel= IsolationLevel.Chaos)]
• C.[ServiceBehavior(TransactionIsolationLevel= IsolationLevel.Serializable)]
• D.[ServiceBehavior(TransactionIsolationLevel= IsolationLevel.Unspecified)]

You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You need to ensure that you can customize the behavior of the ClientRuntime class and the DispatchRuntime class. You must achieve this goal without altering the behavior of the service.
What should you do?

• A.Implement the IOperationBehavior interface to create an Operation behavior.
• B.Implement the IContractBehavior interface to create a Contract behavior.
• C.Implement the IEndpointBehavior interface to create an Endpoint behavior.
• D.Implement the IServiceBehavior interface to create a Service behavior.

You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service will be hosted in a managed Console application.
The service endpoint has an address that is relative to the base address of the service.
You need to programmatically add the base address to the service.
What should you do?

• A.Create and add a custom operation behavior to the service.
• B.Call a constructor of the ServiceHost class.
• C.Call an AddServiceEndpoint method of the ServiceHost class.
• D.Create and add a custom endpoint behavior to the service.