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多选题
A self-hosted Windows Communication Foundation (WCF) service uses a secure HTTP binding with a custom principal permission mode. The binding requires users to provide their Windows logon credentials. You need to retrieve the identity of the caller.What are two possible properties you can use to achieve this goal? (Each correct answer presents a complete solution Choose two)（）
A
Thread.CurrentPrincipal.Identity.Name
B
HttpContext.Current.User.Identity.Name
C
ServiceSecurityContext.Current.PrimaryIdentity.Name
D
OperationContext.Current.ServiceSecurityContext.PrimaryIdentity.Name
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You are creating an application that consumes a Windows Communication Foundation (WCF) service. The service implements the IService contract. The client application contains the CallbackHandler class, which implements IServiceCallback.You need to ensure that a client proxy is created that can communicate with the service over a duplex channel.Which code segment should you use?（）A.B.C.D.
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A Windows Communication Foundation (WCF) service is required to log all authorization attempts to the Windows Event Log. You need to configure a behavior and apply it to the service to support this requirement. Which behavior should you configure and apply?（）A. service Authentication ManagerB. service AuthorizationC. service CredentialsD. service Security Audit
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You are creating a Windows Communication Foundation (WCF) service. You need to ensure that the service is compatible with ASP.NET to make use of the session state. Which binding should you use?()
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Windows Communication Foundation (WCF) service is self-hosted in a console application. The service implements the lTimeService service interface in the TimeService class.You need to configure the service endpoint for HTTP communication. How should you define the service and endpoint tags?（）A.B.C.D.
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You have an existing Windows Communication Foundation (WCF) service. You need to ensure that other services are notified when the service is started.What should you do?()
A.B.C.D.
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A Windows Communication Foundation (WCF) service implements the following contract. [ServiceContract] public interface IHelloService { [OperationContract(WebGet(UriTemplate="hello?name={name}"))]
A.B.C.D.
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You are building a client for a Windows Communication Foundation (WCF) service. You need to create a proxy to consume this service. Which class should you use?（）A、ChannelFactoryB、 ServiceHostC、ClientRuntimeD、CommunicationObject
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A Windows Communication Foundation (WCF) service sends notifications when the service is started and stopped.You need to implement a client that logs these notifications. Which class should you use?（）A、AnnouncementServiceB、AnnouncementClientC、DiscoveryClientD、HttpListener
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A Windows Communication Foundation (WCF) service is required to log all authorization attempts to the Windows Event Log. You need to configure a behavior and apply it to the service to support this requirement. Which behavior should you configure and apply?（）A、service Authentication ManagerB、service AuthorizationC、service CredentialsD、service Security Audit
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A self-hosted Windows Communication Foundation (WCF) service uses a secure HTTP binding with a custom principal permission mode. The binding requires users to provide their Windows logon credentials. You need to retrieve the identity of the caller.What are two possible properties you can use to achieve this goal? (Each correct answer presents a complete solution Choose two)（）A、Thread.CurrentPrincipal.Identity.NameB、HttpContext.Current.User.Identity.NameC、ServiceSecurityContext.Current.PrimaryIdentity.NameD、OperationContext.Current.ServiceSecurityContext.PrimaryIdentity.Name
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You have a self-hosted Windows Communication Foundation (WCF) service. You need to configure the service to provide an X509 certificate during authentication. What should you use to configure the service?（）A、the Certificate property of the X509 Certificate lnitiator Service Credential classB、the SetCertificate method of the X509 Certificate Initiator Service Credential classC、the SetCertificate method of the X509 Certificate Recipient Service Credential classD、the TrustedStoreLocation property of the X509 Certificate Recipient Service Credential class
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A Windows Communication Foundation (WCF) service interacts with the database of a workflow engine. Data access authorization is managed by the database, which raises security exceptions if a user is unauthorized to access it.You need to ensure that the application transmits the exceptions raised by the database to the client that is calling the service.Which behavior should you configure and apply to the service?（）A、routingB、service DebugC、service Security AuditD、workflow Unhandled Exception
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A Windows Communication Foundation (WCF) service has a callback contract. You are developing a client application that will call this service.You must ensure that the client application can interact with the WCF service. What should you do?（）A、On the OperationContractAttribute, set the AsyncPattern property value to true.B、On the OperationContractAttribute, set the ReplyAction property value to the endpoint address of the client.C、On the client, create a proxy derived from DuplexClientBaseTChannel .D、On the client, use GetCallbackChannelT .
考题
单选题You are developing an application that performs file backups in the background. The background application will host a Windows Communication Foundation (WCF) service and must be active as soon as the machine is running. The background application will not have a user interface. A front-end application will consume the WCF service and will provide the user interface.You need to choose a host environment for the WCF service. Which hosting environment should you choose? （）A
Microsoft Internet Information Services (IIS) 6.0B
Windows Process Activation Services (WAS)C
A Windows Forms applicationD
A Windows Service
考题
单选题You are building a client for a Windows Communication Foundation (WCF) service. You need to create a proxy to consume this service. Which class should you use?（）A
ChannelFactoryB
ServiceHostC
ClientRuntimeD
CommunicationObject
考题
单选题You have a self-hosted Windows Communication Foundation (WCF) service. You need to configure the service to provide an X509 certificate during authentication. What should you use to configure the service?（）A
the Certificate property of the X509 Certificate lnitiator Service Credential classB
the SetCertificate method of the X509 Certificate Initiator Service Credential classC
the SetCertificate method of the X509 Certificate Recipient Service Credential classD
the TrustedStoreLocation property of the X509 Certificate Recipient Service Credential class
考题
单选题Your company hosts web services in the company intranet. The intranet is secured by a firewall. Devices outside the firewall must be able to access the web services. Company policies prohibit changes to firewall rules. You need to recommend an approach for enabling inbound communication. What should you recommend？（）A
Use Windows Server AppFabric.B
Use the Windows Azure AppFabric Service Bus.C
Use the Windows Azure AppFabric Access Control Service.D
Use a Windows Communication Foundation （WCF） service in a Windows Azure role that relays to the internal web service
考题
单选题You plan to host a Windows Communication Foundation （WCF） service in a Windows Azure worker role. Custom code is necessary to initialize and configure the service endpoint. You need to recommend the point at which the application should initialize the WCF service. What should you recommend？（）A
When Windows Azure initializes the worker role instance.B
When the worker role instance receives its first request.C
When the worker role instance instantiates the WCF service.D
When the worker role instance enters the main execution thread.
考题
单选题You are creating a Windows Communication Foundation (WCF) service. You need to ensure that the service is compatible with ASP.NET to make use of the session state. Which binding should you use?（）A
NetTcpContextBindingB
BasicHttpContextBindingC
NetTcpBindingD
NetMsmqBinding
考题
单选题A Windows Communication Foundation (WCF) service is required to log all authorization attempts to the Windows Event Log. You need to configure a behavior and apply it to the service to support this requirement. Which behavior should you configure and apply?（）A
service Authentication ManagerB
service AuthorizationC
service CredentialsD
service Security Audit
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