What are Web Services These properties, when coupled together, provide a new form of Distributed Computing Environment. It requires standard definition mechanisms, lookup services, and transport definitions using protocols like SOAP. These all are provided without concern for the underlying implementation mechanism.
Services: Core specifications Web Services at its core uses a fundamental set of functionality based on XML (it is a wonderful technology, and it has really found a home in Web Services). XML provides a user-defined meta language that represents data and the sets of validating rules.