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 onginating caller. What should you do? A. Set the value…
You are creating a Windows Communication Foundation (WCF) service that implements the following service contract. 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,…
A Windows Communication Foundation (WCF) client uses the following service contract. (Line numbers are included for reference only.) You need to ensure that all calls to Operation1 and Operation2 from the client are encrypted and signed What should you do?…
You are creating a Windows Communication Foundation (WCF) service that accepts messages from clients when they are started The message is defined as follows You have the following requirements: -The CodeName property must be sent in clear text. -The service…
You are creating a windows Communication Foundation (WCF) service to process orders. The data contract for the order is defined as follows You have the following requirements -Enable the transmission of the contents of Order from the clients to the…
A Windows Communication Foundation (WCF) client application is consuming an RSS syndication feed from a blog. You have a SyndicaionFeed variable named feed. The application iterates through the items as follows. (Line numbers are included for reference only.) You need…
A Windows Communication Foundation (WCF) service interacts with the database of a workflow engine. Data access authorization is managed by the database, which raises security exceptions if a user is unauthorized to access it. You need to ensure that the…
A Windows Communication Foundation (WCF) application exposes a service as a SOAP end point for consumption by cross-platform clients. During integration testing, you find that one of the clients is not generating the correct messages to the WCF application. In…
You are consuming a Windows Communication Foundation (WCF) service. The service interface is defined as follows: The client application receives a WebResponse named response with the response from the service. You need to deserialize this response into a strongly typed…
A Windows Communication Foundation (WCF) service implements the following contract (Line numbers are included for reference only.) The implementation of the SearchMessages method throws TimeoutFaultException exceptions for database timeouts. The implementation of the SearchMessages method also throws an Exception for…