• Web services are application components
• Web services communicate using open protocols
•  Web services are self-contained and self-describing Web services can be discovered using UDDI
• Web services can be used by other applications XML is the basis for Web services

How Does Web Services Work ?

• The basic Web services platform is XML + HTTP.
•  XML provides a language which can be used between different platforms and programming languages and still express complex messages and functions.
• The HTTP protocol is the most used Internet protocol.
• Web services platform elements:
  • SOAP (Simple Object Access Protocol)
  • UDDI (Universal Description, Discovery and Integration)
  • WSDL (Web Services Description Language)