A client application calls a Windows Communication Foundation (WCF) service with a proxy class that was generated by Visual Studio.The service binding was changed from wsHttpBinding to basicHttpBinding. The method signatures in the service contract are changed.After these changes, the client application receives errors when calling methods on the service.You need to ensure that the client can invoke methods on the service successfully.What should you do?（）A. Update the configuration file to use basicHttpBinding.B. Enable anonymous authentication for the service.C. Copy the configuration file elements under theelement from the service back to the client.D. Update the service reference.
A client application calls a Windows Communication Foundation (WCF) service with a proxy class that was generated by Visual Studio.The service binding was changed from wsHttpBinding to basicHttpBinding. The method signatures in the service contract are changed.After these changes, the client application receives errors when calling methods on the service.You need to ensure that the client can invoke methods on the service successfully.What should you do?（）
A. Update the configuration file to use basicHttpBinding.
B. Enable anonymous authentication for the service.
C. Copy the configuration file elements under the
D. Update the service reference.
相关考题：
You are developing a Windows Communication Foundation (WCF) service.You need to enable security auditing for all events.What should you do?() A. Set the serviceAuthorizationAuditLevel setting to Success and the messageAuthenticationAuditLevel setting to Success.B. Set the messageAuthenticationAuditLevel setting to Success and the auditLogLocation setting to Application.C. Set the serviceAuthorizationAuditLevel setting to SuccessAndFailure and the messageAuthenticationAuditLevel setting to SuccessAndFailure.D. Set the messageAuthenticationAuditLevel setting to SuccessAndFailure and the auditLogLocation setting to Security.
You develop a Windows Communication Foundation (WCF) service. You name the service MovieService in the Movie namespace. The service is hosted in Microsoft Internet Information Services (IIS). You copy the assembly containing the service to the bin folder in the virtual directory path.You need to set up the URI that is mapped to the service.What should you do?（）A.B.C.D.
You are developing a Windows Service. The Windows Service will host a Windows Communication Foundation (WCF) service.The Windows Service class will inherit from ServiceBase.You need to ensure that the WCF service starts when the Windows Service is restarted.What should you do in the Windows Service class?（）A.B.C.D.
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.
You are developing a Windows Communication Foundation (WCF) service. The service configuration file has a element defined. You need to ensure that all security audit information, trace logging, and message logging failures are recorded.Which configuration segment should you add to the element?（）A.B.C.D.
You are developing a Windows Communication Foundation (WCF) service. The service operation takes a customer number as the only argument and returns information about the customer. The service requires a security token in the header of the message. You need to create a message contract for the service.Which code segment should you use?（）A.B.C.D.
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
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.
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 authorization Manager Type attribute of the service Authorization behavior to Message.B. Set the include Exception Detailsln Faults attribute of the service Debug behavior to true.C. Set the Mode attribute of the security configuration element to Message.D. Set the message Authentication AuditLevel attribute of the service Security Audit behavior to Failure.
You are working with a Windows Communication Foundation (WCF) client application that has a generated proxy named SampleServiceProxy.When the client application is executing, in line 04 of the following code, the channel faults (Line numbers are included for reference only.)01 SampleServiceProxy proxy = new SampleServiceProxy();02 try03 {04 proxy.ProcessInvoice(invoice);05 }06 catch07 {08 if(proxy.State == CommunicationState.Faulted)09 {10 ...11 }12 }13 proxy.UpdateCustomer(customer);You need to return proxy to a state in which it can successfully execute the call in line 13.Which code segment should you use at line 10?（）A. proxy.Close();B. proxy = new SampleServiceProxy();C. proxy.Abort();D. proxy.Open();