Web Service Definition
Web service is a software system designed to support interoperability and interaction between systems on a network. Web
service is used as a facility provided by a web site to provide
services (in the form of information) to other systems, so that other
systems can interact with the system through the services (service)
provided by a system that provides a web service. Web
service stores data information in XML format, so data can be accessed
by other systems, although different platforms, operating systems, and language compiler.