What is the difference between Document style and RPC style communication?

Question

Can somebody explain to me the differences between Document and RPC style webservices? Apart from JAX-RPC, the next version is JAX-WS, which supports both Document and RPC s

Answer 1

An RPC style web service uses the names of the method and its parameters to generate XML structures representing a method’s call stack. Document style indicates the SOAP body contains an XML document which can be validated against pre-defined XML schema document.

A good starting point : SOAP Binding: Difference between Document and RPC Style Web Services