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Microsoft 070-503 Exam Syllabus Topics:

Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample Questions:

1. You are creating a Windows Communication Foundation client application by using Microsoft .NET Framework 3.5.
The client application consumes the Web Services Enhancements (WSE) 3.0 Web service.
The Web service uses standard WSE 3.0 to transfer binary data to the client application.
The client application uses the following binding configuration.
(Line numbers are included for reference only.)

You need to ensure that the client application receives binary data from the WSE 3.0 Web service.
Which code fragment should you insert at line 03?

A) Option B
B) Option D
C) Option C
D) Option A

2. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5.
The WCF service must authenticate the client applications by validating credit card numbers and expiry dates. You write the following code segment. (Line numbers are included for reference only.)

You need to implement custom authentication for the WCF service. Which code segment should you insert at line 05?

A) Option B
B) Option D
C) Option C
D) Option A

3. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5.
You create an instance of the ServerHost class. You plan to host the WCF service in a Windows service.
You need to link the lifetime of the WCF service to the lifetime of the Windows service.
Which three actions should you perform on the instance of the ServerHost class? (Each correct answer presents part of the solution. Choose three.)

A) Subscribe to the Faulted event.
B) Override the OnStop method.
C) Override the RequestAdditionalTime method.
D) Override the GetLifetimeService method.
E) Override the InitializeLifetimeService method.
F) Override the OnStart method.

4. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You need to ensure that the callback channel between the service and the client application is available for the service to send a status message.
Which code segment should you use?

A) Option B
B) Option D
C) Option C
D) Option A

5. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. You create a class named Customer for the WCF service. The Customer class has properties named Id, Name, and BalanceDue.
You plan to convert the Customer class into a data contract.
You need to ensure that only the Id property and the Name property are passed to the client applications.
Which code segment should you use?

A) <DataContract()> _
Public Class Customer
<DataMember()> _
Private Property Id() As Integer
...
End Property
<DataMember()> _
Public Property Name() As String ... End Property Public Property BalanceDue() As Double ... End Property End Class
B) <DataContract()> _ Public Class Customer <DataMember()> _ Public Property Id() As Integer ... End Property <DataMember()> _ Public Property Name() As String ... End Property <DataMember(EmitDefaultValue:=False)> _ Public Property BalanceDue() As Double ... End Property End Class
C) <DataContract()> _ Public Class Customer <DataMember(EmitDefaultValue:=True)> _ Public Property Id() As Integer ... End Property <DataMember(EmitDefaultValue:=True)> _ Public Property Name() As String ... End Property <DataMember()> _ Friend Property BalanceDue() As Double ... End Property End Class
D) <DataContract()> _
Public Class Customer
Public Property Id() As Integer
...
End Property
Public Property Name() As String
...
End Property
Private Property BalanceDue() As Double
...
End Property
End Class

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