98-361 Question #26: Real Exam Question with Answer & Explanation

The correct answer is A. Web Service Description Language (WSDL). WSDL is often used in combination with SOAP and an XML Schema to provide Web services over the Internet. A client program connecting to a Web service can read the WSDL file to determine what operations are available on the server. Any special datatypes used are embedded in the WS

Question

You create an application that uses Simple Object Access Protocol (SOAP). Which technology provides information about the application's functionality to other applications?

Options

AWeb Service Description Language (WSDL)
BExtensible Application Markup Language (XAML)
CCommon Intermediate Language (CIL)
DUniversal Description, Discovery, and Integration (UDDI)

Explanation

WSDL is often used in combination with SOAP and an XML Schema to provide Web services over the Internet. A client program connecting to a Web service can read the WSDL file to determine what operations are available on the server. Any special datatypes used are embedded in the WSDL file in the form of XML Schema. The client can then use SOAP to actually call one of the operations listed in the WSDL file using for example XML over HTTP.

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