What is web services:
Before inventing of web services, whenever we need to get data from particular website, first we visits a website and with help of HTTP request is send to server from web browsers and server responses display to the visitor. Now days this scenario has been changed. You don’t need to visit the particular website to use their service and functionality if they are providing web services. Web services are set of platform independent functions/APIs which can be used from remote server over the Internet. In web services there are two parties are involved one is provider (Server) and other is consumer(Client).
There are following terminology used for web services.
1- SOAP
2- XML-RPC
3- REST