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请从四个选项中选出一个图形,使其能够由下边的四个图形拼合而成()A.B.C.D.

请从四个选项中选出一个图形,使其能够由下边的四个图形拼合而成()

请从四个选项中选出一个图形,使其能够由下边的四个图形拼合而成()A.B.C.D.请从四个选项中选出一

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第1题

You are creating an application that consumes a Windows Communication Foundation (WCF) ser

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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第2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.NetTcpContextBinding

B. BasicHttpContextBinding

C. NetTcpBinding

D. NetMsmqBinding

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第3题

You are creating a Windows Communication Foundation (WCF) service. You have the following

You are creating a Windows Communication Foundation (WCF) service. You have the following requirements: Messages must be sent over TCP The service must support transactions. Messages must be encoded using a binary encoding Messages must be secured using Windows stream-based security.You need to implement a custom binding for the service. In which order should the binding stack be configured?()

A. tcp Transport, windows Stream Security, transaction Flow, binary Message Encoding

B. transaction Flow, binary Message Encoding, windows Stream Security, tcp Transport

C. windows Stream Security, tcp Transport, binary Message Encoding, transaction Flow

D. binary Message Encoding, transaction Flow, tcp Transport, windows Stream Security

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第4题

You are creating a Windows Communication Foundation (WCF) service that implements operatio

You are creating a Windows Communication Foundation (WCF) service that implements operations in a RESTful manner. You need to add a delete operation. You implement the delete method as follows:void DeleteItems(string id);You need to configure WCF to call this method when the client calls the service with the HTTP DELETE operation. What should you do?()

A. Add the WebInvoke(UriTemplate="/Items/{id}", Method="DELETE") attribute to the operation

B. Add the HttpDelete atribute to the operation

C. Replace the string parameter with a RemovedActivityAction parameter

D. Replace the return type with RemovedActivityAction.

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第5题

You are creating a Windows Communication Foundation (WCF) service based on WSHttpBinding.

You are creating a Windows Communication Foundation (WCF) service based on WSHttpBinding. New audit requirements dictate that callers must be authenticated on every call to ensure that their credentials have not been revoked.You need to ensure that the service will not cache the security request token. What should you do?()

A. Apply a ServiceBehavior attribute to the service implementation class with the lnstanceContextMode property set to Single.

B. In the message security configuration, change clientCredentialType from lssuedToken to UserName

C. In the message security configuration, set establishSecurityContext to false.

D. At the end of every operation, call the SessionStateUtility.RaiseSessionEnd method.

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第6题

You are creating a Windows Communication Foundation (WCF) service that responds using plai

You are creating a Windows Communication Foundation (WCF) service that responds using plain-old XML (POX).You have the following requirements: You must enable the /catalog.svc IItems operation to respond using the POX, JSON, or ATOM formats. You also must ensure that the same URL is used regardless of the result type. You must determine the response format by using the Accepts HTTP header.What should you do?()

A. Implement the IChannelInitializer interface in the service class.

B. Implement the System.Runtime.Serialization.IFormatterConverter interface in the service class.

C. Set the BodyStyle parameter of the WebGet attribute on the operation to WebMessageBodyStyle.WrappedResponse.

D. Set the retum type of the operation to System.ServiceModel.Channels.Message. Use the current WebOperationContext methods to return the data in the required format.

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第7题

You are creating a Windows Communication Foundation (WCF) service. The service endpoints c

You are creating a Windows Communication Foundation (WCF) service. The service endpoints change frequently. On the service, you add a new ServiceDiscoveryBehavior to the Behaviors collection of the ServiceHost Description property. You need to ensure that client applications can communicate with the service and discover changes to the service endpoints.What should you do?()

A. Add a new ServiceDiscoveryBehavior to the Behaviors collection in the client application.

B. Add a new AnnouncementClient to the Behaviors collection in the client application.

C. Use the FindCriteria class and the UdpDiscoveryEndpoint class to set up the binding in the client application.

D. Use the DiscoveryProxy class and the EndpointDiscoveryMetadata class to set up the binding in the client application.

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第8题

You are creating a Windows Communication Foundation (WCF) service that accepts claims-base

You are creating a Windows Communication Foundation (WCF) service that accepts claims-based tokens. You need to ensure that the service can use claims from trading partners even though there are variations on naming for the same elements.Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)()

A. Register a custom Service Authorization Manager that implements Check Access. In this method, use System.Convert.ChangeType to transform the incoming claim set to a WindowsClaimSet type.

B. Apply a PrincipalPermission attribute on the operation with the required claims listed in the Roles property.

C. Within the operation, verify the presence of the required claims in the current AuthorizationContext.

D. Register an AuthorizationPolicy that maps external claims to an internal ClaimSet.

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第9题

You are creating a Windows Communication Foundation (WCF) service that implements the foll

You are creating a Windows Communication Foundation (WCF) service that implements the following service contract.[ServiceContract]public interface IOrderProcessing { [OperationContract] void ApproveOrder(int id);}You need to ensure that only users with the Manager role can call the ApproveOrder method. What should you do?()

A. In the method body, check the Rights PosessesProperty property to see if it contains Manager

B. Add a PrincipalPermission attribute to the method and set the Roles property to Manager

C. Add a SecurityPermission attribute to the method and set the SecurityAction to Demand

D. In the method body, create a new instance of WindowsClaimSet. Use the FindClaims method to locate a claimType named Role with a right named Manager

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第10题

You are creating a Windows Communication Foundation (WCF) service to process orders.The da

You are creating a Windows Communication Foundation (WCF) service to process orders.The data contract for the order is defined as follows:[DataContract]public class Order{ [DataMember] public string CardHolderName { get; set; } [DataMember] public string CreditCardNumber { get; set; }}You have the following requirements: Enable the transmission of the contents of Order from the clients to the service. Ensure that the contents of CreditCardNumber are not sent across the network in clear text. Ensure that the contents of CreditCardNumber are accessible by the service to process the order.You need to implement the service to meet these requirements. What should you do?()

A. Add a DataProtectionPermission attribute to the CreditCardNumber property and set the ProtectData property to true.

B. Convert the DataContract to a MessageContract and set the ProtectionLevel property to SignAndEncrypt.

C. Change the data type of CreditCardNumber from string to SecureString.

D. Implement the CreditCardNumber property getter and setter In the setter, run the value of the CreditCardNumber through the MD5CryptoServiceProvider class TransformBlock method.

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