[Twisted-Python] Meaning of "Asynchronous networked applications"

Dear All, I want to know about the following concept "Asynchronous networked applications". Actuall meaning of twisted. " it is a framework for Asynchronous networked applications ". So I want to know specially about Asynchronous networked applications. If anybody know regarding this please clear doubts with small example. I have confusion regarding this. regards Prabahar ________________________________________________________________________ Yahoo! India Matrimony: Find your life partner online Go to: http://yahoo.shaadi.com/india-matrimony