• 单选题 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?（）

  标签：MCTS(70-513) 2022-01-05 21:25

• 多选题 A Windows Communication Foundation (WCF) solution uses two services to manage a shopping cart. Service A processes messages containing line items that total between $0 and $500. Service B processes messages containing line items that total more than $500. All messages are of equal importance to the business logic. You need to route incoming messages to the appropriate services by using WCF routing. Which two message filters should you add to the router? (Each correct answer presents part of the solution. Choose two.)（）

  标签：MCTS(70-513) 2022-01-05 16:54

• 单选题 You are developing a Windows Communication Foundation (WCF) service that is hosted by a Windows Forms Application.The ServiceHost instance is created in the Form Constructor.You need to ensure that the service is not blocked while the UI thread is busy. What should you do?（）

  标签：MCTS(70-513) 2022-01-04 19:45

• 单选题 You are implementing a Windows Communication Foundation (WCF) client application that consumes the ICatalog and lCatalog2 service interfaces.You need to ensure that the client discovers services implementing these interfaces. The services may already be online or may come online within a 30 second time limit. How should you use WCF Discovery to accomplish this?（）

  标签：MCTS(70-513) 2022-01-04 17:35

• 单选题 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?（）

  标签：MCTS(70-513) 2022-01-03 17:05

• 单选题 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?（）

  标签：MCTS(70-513) 2022-01-03 17:05

• 单选题 A Windows Communication Foundation (WCF) service is deployed with netTcpBinding. This service uses a duplex message exchange pattern.You are developing the next version of the WCF service. You discover that your company's hardware load balancer performs correctly only for WCF services that use HTTP. You need to ensure that your service works with the load balancer. What should you do?（）

  标签：MCTS(70-513) 2022-01-03 17:05

• 单选题 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?（）

  标签：MCTS(70-513) 2022-01-03 17:04

• 单选题 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?（）

  标签：MCTS(70-513) 2022-01-03 13:44

• 单选题 You want to debug the Windows Communication Foundation (WCF) client and server interaction through message and application tracing.You need to correlate traces generated on the client and the server. Which XML segment should you add to the system.diagnostics configuration element in the client and server application configuration file?（）

  标签：MCTS(70-513) 2022-01-03 06:42

• 单选题 You have an existing Windows Communication Foundation (WCF) service that exposes a service contract over HTTP. You need to expose that contract over HTTP and TCP. What should you do?（）

  标签：MCTS(70-513) 2022-01-01 05:46

• 单选题 A Windows Communication Foundation (WCF) client application is consuming an RSS syndication feed from a blog.You have a SyndicationFeed variable named feed. The application iterates through the items as follows.(Line numbers are included for reference only.) 01 foreach (SyndicationItem item in feed.Items) 02 { 03 } You need to display the content type and body of every syndication item to the console.Which two lines of code should ou insert between lines 02 and 03?（）

  标签：MCTS(70-513) 2021-12-31 19:31

• 单选题 A Windows Communication Foundation (WCF) client uses the following service contract.(Line numbers are included for reference only.) 01 [ServiceContract] 02 public interface IService 03 { 04 [OperationContract] 05 string Operation1(); 06 [OperationContract] 07 string Operation2(); 08 } You need to ensure that all calls to Operation1 and Operation2 from the client are encrypted and signed. What should you do?（）

  标签：MCTS(70-513) 2021-12-31 19:31

• 单选题 You are developing a Windows Communication Foundation (WCF) service to provide an in-memory cache for many Web applications.The service contract is defined as follows. (Line numbers are included for reference only.) 01 [ServiceContract] 02 public interface IDataCache 03 { 04 ... 05 }06 07 08 public class DataCache : IDataCache 09 { 10 ... 11 } You need to ensure that all users share the cache. Which code segment should you insert at line 07?（）

  标签：MCTS(70-513) 2021-12-31 19:31

• 单选题 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?（）

  标签：MCTS(70-513) 2021-12-31 19:25

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