Organizations rely on different software applications, each with their own business purpose. These different software applications run on different platforms and operating systems, and are implemented in different programming languages. So, it is very difficult for different applications to communicate with each other and share their resources in a coordinated way. Heterogeneous applications can communicate with each other via web services. The following are the web service characteristics:
Web services are web application components
Web services communicate using open standards, such as XML, SOAP, and HTTP
Web services are self-contained and self-describing
HTTP and XML are the basis for web services
Web services are client and server applications that communicate over HyperText Transfer Protocol (HTTP) and provide a standard means for interoperating between software applications running on a variety of platforms and frameworks. Web services are characterized by interoperability...