Introduction to Web Services
The next section will provide you with an introduction to web services and an overview of how they work and what they are. You will learn about wire formats such as SOAP, XML dialects such as WSDL, and how they all come together to enable the loose coupling, highly portable framework of web services.
Defining Web Services
Put simply, a web service is a service that is provided by a piece of software running on the Web. More specifically, it is a service that responds to requests on a specific TCP/IP port that are formatted in a specific way. The responses to these requests are also formatted in a specific fashion. Any network client that knows the format of sending and receiving messages can communicate with a web ...