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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 develop a Windows Communication Foundation (WCF) service to generate reports. Client applications call the service to initiate report generation but do not wait for the reports to be generated. The service does not provide any status to the client applications.
The service class is defined as follows. (Line numbers are included for reference only.)
01 <ServiceContract()> 02 Public Class ReportGeneratorService 03 04 Private Function GenerateReports( ByVal clientID As Integer) As Integer 05 & 06 Return 0 07 End Function 08 09 End Class
You need to ensure that client applications can initiate reports without waiting for status.
Which two actions should you perform (Each correct answer presents part of the solution. Choose two.)

A) At line 04, change the GenerateReports method from Private to Public.
B) Insert the following code at line 03. <OperationContract(AsyncPattern:=False)>
C) Remove line 06. At line 04, change the type of GenerateReports method to Sub. Remove the code As Integer from the method definition.
D) Insert the following code at line 03. <OperationContract(IsOneWay:=True)>

2. You are creating a windows Communication Foundation (WCF) service to process orders.
The data contract for the order is defined as follows:
[DataContract]>
public class Order
{
[DataMemberl ()>
public string CardHolderName { get; set;
[DataMember] >
public string CreditCardNumber { get; set; }
)
You have the following requirements:
- Enable the transmission of the contents of Order from the clients to the service.
- Ensure that the contents of CreditCardNumber are not sent across the network in clear text.
- Ensure that the contents of CreditCardNumber are accessible by the service to process the order.
You need to implement the service to meet these requirements
What should you do?

A) Add a DataProtectionPermission attribute to the CreditCardNumber property and set the ProtectData property to true.
B) Convert the DataContract to a MessageContract and set the ProtectionLevel property to SignAndEncrypt
C) Change the data type of CreditCardNumber from string to SecureString
D) Implement the CreditCardNumber property getter and setter In the setter, run the value of the CreditCardNumber through the MD5CryptoServiceProvider class TransformBlock method

3. You are creating a Windows Communication Foundation (WCF) service that accepts messages from clients when they are started. The message is defined as follows.
[MessageContract]
public class Agent
{
public string CodeName { get; set; }
public string SecretHandshake { get; set; }
}
You have the following requirements:
- The CodeName property must be sent in clear text. The service must be able to verify that the property value was not changed after being sent by the client. - The SecretHandshake property must not be sent in clear text and must be readable by the service.
What should you do?

A) Add a DataProtectionPermission attribute to the each property and set the ProtectData property to true.
B) Add a MessageBodyMember attribute to the CodeName property and set the ProtectionLevel to Sign. Add a MessageBodyMember attribute to the SecretHandshake property and set the ProtectionLevel to EncryptAndSign.
C) Add an ImmutableObject attribute to the CodeName property and set its value property to true. Add a Browsable attribute to the SecretHandshake property and set its value to false.
D) Add an XmlText attribute to the CodeName property and set the DataType property to Signed. Add a PasswordPropertyText attribute to the SecretHandshake property and set its value to true.

4. You have a secured Windows Communication Foundation (WCF) service.
You need to track unsuccessful attempts to access the service.
What should you do?

A) Set the Mode attribute of the security configuration element to Message
B) Set the includeExceptionDetailslnFaults attribute of the serviceDebug behavior to true
C) Set the messageAuthenticationAuditLevel attribute of the serviceSecurityAudit behavior to Failure.
D) Set the authorizationManagerType attribute of the serviceAuthorization behavior to Message

5. You have an existing Windows Communication Foundation (WCF) Web service.
The Web service is not responding to messages larger than 64 KB.
You need to ensure that the Web service can accept messages larger than 64 KB without
generating errors.
What should you do?

A) Increase the value of maxBufferPoolSize on the endpoint binding.
B) Increase the value of maxReceivedMessageSize on the endpoint binding.
C) Increase the value of maxBufferSize on the endpoint binding.
D) Increase the value of maxRequestLength on the httpRuntime element.

Solutions: