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Why Use Web Services? Web Service Example

Web Services Platform Elements

Web Services have three basic elements: SOAP, WSDL, and UDDI.

What is SOAP?

The basic Web services platform is XML + HTTP.

SOAP stands for Simple Object Access Protocol
SOAP is a communication protocol
SOAP is used for communication between applications
SOAP is a format used for sending messages
SOAP is designed to communicate over the Internet
SOAP is platform-independent
SOAP is language-independent
SOAP is based on XML
SOAP is simple and extensible
SOAP allows you to bypass firewalls
SOAP will develop as a W3C standard

For more information about SOAP, please visit our "SOAP Tutorial"

What is WSDL?

WSDL is an XML-based language used to describe Web Services and how to access Web Services.

WSDL stands for Web Services Description Language
WSDL is written in XML
WSDL is an XML document
WSDL is used to describe network services
WSDL can also be used to locate network services
WSDL is not yet a W3C standard

For more information about WSDL, please visit our "WSDL Tutorial"

What is UDDI?

UDDI is an acronym for Universal Description, Discovery, and Integration. UDDI is a directory service through which businesses can register and search for Web services. It is an XML-based cross-platform description specification that enables businesses worldwide to publish their services on the Internet.

UDDI stands for Universal Description, Discovery and Integration.
UDDI is a directory for storing information about web services.
UDDI is a directory of network service interfaces described by WSDL.
UDDI communicates via SOAP.
UDDI is built into the Microsoft .NET platform.

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