Chapter . Introduction
Whenever a new technology comes along, the whole technical community reaches to grasp the details as well as the implications. If this technology represents a “sea change” in the way that computers are programmed, the need to comprehend becomes a matter of technical survival.
Web services represents a sea change. There have been other drastic changes in the computing environment in the past few decades. Here are a few of them:
Stored programs replaced punch cards and paper tape.
Online systems largely replaced batch systems.
Graphical user interfaces replaced green screens.
Networked computers replaced standalone computing.
Internet-based systems replaced LAN-based systems.
In a year or two we will add the following:
Web services–based ...