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Microsoft 70-503 Exam Syllabus Topics:

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

1. You create a stateless, thread-safe service by using Microsoft .NET Framework 3.5. You use the Windows Communication Foundation model to create the service. Load testing reveals that the service does not scale above 1,000 concurrent users.
You discover that each call to the service instantiates a new service instance. You also discover that these service instances are expensive to create. You need to ensure that 5,000 concurrent users can access the service.
Which code segment should you use?

A) [ServiceBehavior( lnstanceContextMode=lnstanceContextMode.PerCall ConcurrencyMode=ConcurrencyMode.Multiple)]
B) [ServiceBehavior( lnstanceContextMode=lnstanceContextMode.Single, ConcurrencyMode=ConcurrencyMode.Multiple)]
C) [ServiceBehavior( lnstanceContextMode=lnstanceContextMode. Single, ConcurrencyMode=ConcurrencyMode.Reentrant)]
D) [ServiceBehavior( lnstanceContextMode=lnstanceContextMode.PerCall ConcurrencyMode=ConcurrencyMode.Reentrant)]

2. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service is hosted in a managed application.
You need to perform the following tasks:
Publish the service on the following address: net.tcp://localhost:8080/ExamService
Publish the metadata on the following address:
http://localhost:8081/ExamService/metadata?wsdl
Which code fragment should you use?

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

3. You are creating a distributed application with Windows Communication Foundation by using Microsoft .NET Framework 3.5.
The distributed application topology includes client applications, routers, and services. Communication between the client applications and the services require authentication, confidentiality, and integrity.
You need to ensure that routers are not able to read the contents of the messages. You must achieve this goal without customizing the binding configuration.
Which binding should you use?

A) NetTcpBinding
B) NetPeerTcpBinding
C) WSHttpBinding
D) NetNamedPipeBinding

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

5. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You need to configure a single service endpoint with the following logical and physical addresses:
Which configuration setting should you use?

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

Solutions: