Tag: 70-513 pdf

EnsurepassQUESTION 301 You are developing a Windows Communication 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.)     You need to ensure that the service always listens at net.pipe://SupplyChainServer/Pipe. What should you […]

EnsurepassQUESTION 291 A Windows Communication Foundation (WCF) service is self-hosted in a console application. The service implements the ITimeService 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?   A. Define the service tag as follows: <service name=”ITimeService”> Define […]

EnsurepassQUESTION 281 You implement a Windows Communication Foundation (WCF) service. You must process all of the valid SOAP messages that the service receives. What should you do?   A. On the OperationContractAttribute, call the Match method. B. Call the Message.CreateMessage static method. Pass the value MessageVersion.Default as a parameter. C. On the OperationContractAttribute of a […]

EnsurepassQUESTION 271 You are developing a data contract for a Windows Communication Foundation (WCF) service. The data in the data contract must participate in round trips. Strict schema validity is not required. You need to ensure that the contract is forward-compatible and allows new data members to be added to it. Which interface should you […]

EnsurepassQUESTION 261 You are developing a Windows Communication Foundation (WCF) REST service to provide access to a library book catalog. The following code segment defines the service contract. (Line numbers are included for reference only.)     Library patrons want the ability to search the catalog by title.   You need to ensure that the […]

EnsurepassQUESTION 251 You are developing a Windows Communication Foundation (WCF) service. The service needs to access out-of-process resources. You need to ensure that the service accesses these resources on behalf of the originating caller. What should you do?   A. Set the value of ServiceSecurityContext.Current.WindowsIdentity.ImpersonationLevel to TokenImpersonationLevel.Impersonation. B. Set the value of ServiceSecurityContext.Current.WindowsIdentity.ImpersonationLevel to TokenImpersonationLevel.Delegation. […]

EnsurepassQUESTION 231 You are developing a Windows Communication Foundation (WCF) service that executes a long-running operation. The service is accessed from your business applications in a server transaction in which the client does not participate. You need to ensure that the transaction times out and aborts if the operation has not completed within 45 seconds. […]

EnsurepassQUESTION 221 You are configuring a routing service to call a target service. The routing service has no knowledge of the target service’s data tyes other than the service contract. The operation contract for all of the methods of the target service specifies IsOneWay=true. You need to specify the endpoint information for the routing service. […]

EnsurepassQUESTION 211 You are developing a Windows Communication Foundation (WCF) service. The following code defines and implements the service. (Line numbers are included for reference only.)     You need to ensure that two identical copies of the received message are created in the service.   Which code segment should you insert at line 12? […]

EnsurepassQUESTION 201 You develop a Windows Communication Foundation (WCF) service that employees use to access bonus information. You define the following service contract. (Line numbers are included for reference only.)   01 [ServiceContract(SessionMode = SessionMode.Required)]   02 public interface IFinancialService   03 {   04 [OperationContract]   05 string Login(int employeeID, string passwordHash);   06 […]

EnsurepassQUESTION 191 A Windows Communication Foundation (WCF) service is responsible for transmitting XML documents between systems.   The service has the following requirements:   It must minimize the transmission size by attaching the XML document as is without using escape characters or base64 encoding. It must interoperate with systems that use SOAP but are not […]

EnsurepassQUESTION 181 HOTSPOT You are developing a Windows Communication Foundation (WCF) service. You implement a data contract to pass complex data to and from the service.   The service includes the following code:     You need to verify the order in which the data is serialized.   For each of the following statements, select […]

EnsurepassQUESTION 171 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 End Interface   […]

EnsurepassQUESTION 161 You are developing a Windows Communication Foundation (WCF) service. The service needs to access out-of-process resources. You need to ensure that the service accesses these resources on behalf of the originating caller. What should you do?   A. Set the value of ServiceSecurityContext.Current.WindowsIdentity.ImpersonationLevel to TokenImpersonationLevel.Impersonation. B. Set the value of ServiceSecurityContext.Current.WindowsIdentity.ImpersonationLevel to TokenImpersonationLevel.Delegation. […]