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Microsoft 070-503 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Securing Services | 18% | - Configure message security - Configure authorization - Configure transport security - Configure authentication |
| Consuming Services | 18% | - Create service proxies - Implement asynchronous calls - Handle communication exceptions - Configure client endpoints and bindings |
| Exposing and Configuring Services | 21% | - Configure service behaviors - Configure service endpoints - Configure service hosting - Configure bindings |
| Hosting and Managing Services | 13% | - Host services in managed applications - Create custom behaviors - Manage service instances and concurrency - Host services in IIS/WAS |
| Instrumenting and Administering Services | 11% | - Enable message logging - Configure performance counters - Implement service tracing - Implement service throttling |
| Creating Services | 19% | - Define operation contracts - Define data contracts - Process generic messages - Define message contracts - Define service contracts |
Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample 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.)
01 Public Class ()ueryAnalyzerService 02 Implements IQueryAnalyzerService, IDisposable
04 Public Sub Open() 05 ...
06 End Sub 07 Public Sub ExecuteSql(ByVal sql As String) 08...
09 End Sub
10 Public Sub Close()
11 ...
12 End Sub
13 Public Sub Dispose() Implements IDisposable.Dispose 14...
15 End Sub 16...
17 End Class
You need to ensure that each time a client application calls the Open0 method, a new service instance is created. Which code segment should you insert at line 03?
- A. <OperationBehavior(_ ReleaselnstanceMode:=ReleaselnstanceMode.BeforeCall>
- B. <OperationBehavior( _ ReleaselnstanceMode:=ReleaselnstanceMode.None)> _
- C. <OperationBehavior(AutoDisposeParameters:=True)> _
- D. <OperationBehavior(TransactionScopeRequired:=True)> _
You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment.
You need to ensure that the service commits the transaction only when the session is closed.
Which code segment should you use to implement the service?
- A. Option A
- B. Option C
- C. Option B
- D. Option D
You create a Windows Communication Foundation client application by using Microsoft .NET Framework 3.5. The client application communicates with an existing Web service that requires custom HTTP headers. You need to ensure that all messages sent to the service include the headers.
Which two tasks should you perform? (Each correct answer presents part of the solution. Choose two.)
- A. Create a custom endpoint behavior. Add the message inspector by using the IEndpointBehavior.ApplyClientBehavior method.
- B. Create a message inspector. Insert the custom headers by using the ICIientMessagelnspector.AfterReceiveReply method.
- C. Create a custom endpoint behavior. Add the message inspector by using the IEndpointBehavior.AddBindingParameters method.
- D. Create a message inspector. Insert the custom headers by using the ICIientMessagelnspector.BeforeSendRequest method.
You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service uses the net.tcp transport. You need to ensure that when the server starts, the service starts and continues to run. What should you do?
- A. Host the service in a Windows service.
- B. Host the service in a Windows Presentation Foundation application.
- C. Host the service under IIS 7.0 by using IIS 6.0 compatibility mode.
- D. Host the service under IIS 7.0 by using Windows Activation Services.
You create a distributed application by using Microsoft .NET Framework 3.5. You use Windows Communication Foundation to create the application.
You pass the client credentials to the service that runs on two Web servers named IIS1 and IIS2. The service uses the credentials to query data from a remote Microsoft SQL Server 2005 database named DB1.
The client applications can retrieve data from the service when they connect to IIS1. When the client applications attempt to retrieve data from the service by connecting to IIS2, they receive the following error message:
Login failed for user '(null)'. Reason: Not associated with a trusted SQL Server connection.
You need to ensure that both IIS1 and IIS2 can query data from DB1.
What should you do?
- A. Configure DB1 for full delegation.
- B. Change the SQL connection string on IIS2 from "Data Source=DBl; Initial Catalog=db;Integrated Security=True" to "Data Source=DBl;Initial Catalog=db;Integrated Security=SSPI".
- C. Execute the following command on a domain controller. setspn -A http/iis2.example.com:80 DOMAIN\iis2$
- D. Configure IIS2 for constrained delegation to DB1.
