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Microsoft 070-513 Exam Syllabus Topics:

Microsoft TS: Windows Communication Foundation velopment with Microsoft .NET Framework 4 Sample Questions:

1. You are developing a Windows Communication Foundation (WCF) service that contains the following service contract.

You need to ensure that RecordPayments can correctly deserialize into an Employee or a Customer object.
What should you do?

A) Add the following KnownType attributes to the Person class. [KnownType(typeof(Employee))] [KnownType(typeof(Customer))]
B) Add the following KnownType attribute to the Employee class and to the Customer class. [KnownType(typeof(Person))]
C) Implement the IExtensibleDataObject interface in the Person class.
D) Implement the IExtension<> interface in the Person class.

2. You are developing a Windows Communication Foundation (WCF) service that contains the following operation contract.
[OperationContract]
CustomerNames GetCustomerNames();
The operation returns customer names.
You need to develop a definition for the operation contract that produces XML with the following structure.

Which code segment should you use?

A) [DataContract]
public class CustomerNames
{
B) [MessageContract(IsWrapped = false)]
public class CustomerNames
{
[MessageBodyMember]
public string[] Names;
}
C) [DataMember(IsRequired = false)]
public string[] Names;
}
D) [MessageContract(WrapperName = "")]
public class CustomerNames
{
E) [MessageBodyMember]
public string[] Names;
}
F) [DataContract]
public class CustomerNames
{
[DataMember]
public string[] Names;
}

3. You are developing a Windows Communication Foundation (WCF) service that executes a long-running operation.
The service is accessed from your business applications in a server transaction in which the client does not participate.
You need to ensure that the transaction times out and aborts if the operation has not completed within 45 seconds.
What should you do?

A) Apply [OperationBehavior (TransaccionScopeRequired=false)] to the service operation.
B) Set the service binding receiveTimeout attribute to 00:00:45.
C) Apply f ServiceBehavior (TransaccionTlmeout="00:00:45")] to the service implementation.
D) Set the service binding sendTimeout attribute to 00:00:45.

4. A Windows Communication Foundation (WCF) client uses the following service contract. (Line numbers are included for reference only.)
01 [ServiceContract] 02 public interface IService 03 ( 04 [OperationContractj 05 string Operation1O; 06 [OperationContract] 07 string Operation2(), 08)
You need to ensure that all calls to Operation 1 and Operation2 from the client are encrypted and signed.
What should you do?

A) Add a SecunitySafeCriticalAttribute for each operation.
B) Set the ProtectionLevel property in line 04 and line 06 to Sign.
C) Set the ProtectionLevel property in line 01 to EncryptAndSign.
D) Add a SecurityCriticalAttribute ror each operation.

5. You develop a Window Communication Foundation (WCF) service. You have the following requirements: - Create a data contract to pass data between client applications and the service. - Create the data that is restricted and cannot pass between client applications and
the service. You need to implement the restricted data members. Which member access modifier should you use?

A) Shared
B) Public
C) Private
D) Protected

Solutions: