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

题目

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();

相似考题

1.How long() you() a member of the club?A.have,,joinedB.have,,beenC.has,,joinedD.has,,been

2.You are developing a Windows Communication Foundation (WCF) client application.The client application contains the following code.[ServiceContract]public interface ISocialStatus{[OperationContract][WebInvoke(UriTemplate = "/statuses/update.xml?status-{text}")]void UpdateStatus(string text);}public class SocialClient : ClientBase, ISocialStatus{...}The configuration file contains the following lines.binding="webHttpBinding" contract="SocialApp.ISocialStatus"bindingConfiguration="BindingConfig" />You need to ensure that the service is consumed.Which code segment should you use?（）A. var client = new SocialClient("SocialClient"); client.Endpoint.Behaviors.Add(new WebHttpBehavior());B. var client = new SocialClient("SocialClient"); client.Endpoint.Behaviors.Add(new WebScriptEnablingBehovior());C. var client = new SocialClient("POST"); client.Endpoint.Behaviors.Add(new WebHttpBehovior());D. var client = new SocialClient("POST"); client.Endpoint.Behaviors.Add(new WebScriptEnablingBehavior());

3.A Windows Communication Foundation (WCF) client and service share the following service contract interface:[ServiceContract]public interface IContosoService{[OperationContract]void SavePerson(Person person);}They also use the following binding:NetTcpBinding binding = new NetTcpBinding() { TransactionFlow = true };The client calls the service with the following code:using (TransactionScope ts = new TransactionScope(TransactionScopeOption.Required)){IContosoService client = factory.CreateChannel();client.SavePerson(person);Console.WriteLine(Transaction.Current.TransactionInformation.DistributedIdentifier);ts.Complete();}The service has the following implementation for SavePerson:public void IContosoService.SavePerson(Person person){person.Save();Console.WriteLine(Transaction.Current.TransactionInformation.DistributedIdentifier);}The distributed identifiers do not match on the client and the server.You need to ensure that the client and server enlist in the same distributed transaction. What should you do?（）

4.胭脂的英文是Rouge／foundation(blush)()此题为判断题(对，错)。

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

题目

相似考题

更多“You are working with a Windows Communication Foundation (WCF) client application that has ”相关问题

相关内容