单项选择题 You are developing a Windows Communication Foundation (WCF) service that will be hosted in Microsoft Internet Services (IIS) 7.0.The service must be hosted in an IIS application named Info. You need to enable this service to be hosted in IIS by changing the web.config file. Witch XML segment should you add to the web.config file?（）

单项选择题 You are developing a custom service host for a Windows Communication Foundation (WCF) service. The service host is named MovieServiceHost.You need to deploy the service with the custom service host in Microsoft Internet Information Services (IIS) 7.0. What should you do?（）

单项选择题 You are developing a Windows Comunication Foundation (WCF) service that is used to check the status of orders placed by customers.The following code segment is part of your service.(Line numbers are included for reference only.) 01 [ServiceContract] 02 public interface IStatus 03 { 04 [OperationContract] 05 int GetOrderStatus(string orderNumber); 06 } 07 08 class OrderService : IStatus 09 { 10 public int GetOrderStatus(string orderNumber) 11 { 12 ... 13 } 14 } 15 16 class Program 17 { 18 static void Main(string[] args) 19 { 20 21 22 host.Open(); 23 ... 24 } 25 }You need to ensure that the service always listens at net.pipe://SupplyChainServer/Pipe. What should you do?（）