... Aggregating Web Services A Web Service can aggregate other Web Services to provide a sophisticated set of services. For example, a real-estate agency Web Service might make use of a credit ... of Web standards, it is natural that solutions based on Web standards would be considered. This led to the evolution of Web Services. What Are Web Services? A Web Service is an URL addressable ... DCOM, CORBA, and other disparate protocols. This means that any Web Service can interoperate with any other Web Service. Also, because Web Services communicate using HTTP and XML, any network...