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About Siebel Web Services
A Web service is a discrete piece of business logic, located somewhere on the Internet, which is accessible through Internet protocols. It is distinguished by the following:
- It is specified using Web Services Description Language (WSDL).
- It contains data represented in Extensible Markup Language (XML) and defined by XML Schema.
- It is transported by Simple Object Access Protocol (SOAP), an XML-based transport protocol.
Web Service as a Server-Side Service
A Web service is considered a server-side service if the following are true:
- It is the basis for interoperable, heterogeneous applications.
- Its interface is defined by XML (XML Schema and WSDL).
- Makes available coarse-grained, loosely-coupled operations on document-structured data.
- It is independent of underlying implementation.
- It is accessible through open standard protocols such as HTTP, SMTP, FTP, or JMS.
Web services are all of the following:
- A delivery mechanism for integrating loosely coupled software components.
- Delivered over standard Internet technologies.
- Rooted in:
- Interoperability
- Standards
- XML
- Coarse-grained exposure of functionality
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