- Web service is the way to publish
application's function on web that can be accessible to the rest of the
world.
- Web services are the components
that can be used by other applications
- ASP.NET offers easy way to develop
web services, just precede the functions with a special WebMethod ()>
attribute in order them to work as Web Service.
- Web services are discovered using
UDDI directory services.
- Web services are built on XML
standard and use SOAP protocol that allows them to communicate across
different platforms and programming languages.
- Web services easily manage to work
across corporate firewalls as they use HTTP protocol which is firewall friendly.
- Web services platform elements are
SOAP (Simple Object Access Protocol)
UDDI (Universal Description, Discovery and Integration)
WSDL (Web Services Description Language)
- The web services are built on
internet standards that are not platform or language specific.
- The .Net framework provides
in-built classes to build and consume web services.
- The components offered by web
services are reusable.
- The examples of web service
components can be shipment tracking, translation utility, weather
forecasting, sports scores etc.
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