Presented  By  JM.Radhakrishnan
What is AJAX?  Ajax stands for  “ Asynchronous JavaScript and XML ”
Ajax is a way of developing Web applications that combines
OR
AJAX is a mixture of several popular technologies put together to build the next generation of web applications, which are more responsive, more interactive and behave like their desktop counterparts
Features:- Asynchronous loading of content without page refresh
#  Ajax sites has one or more pages.
#  When you change anything in all your sites
pages without having to rebuild it each time.
Increased interactivity and responsiveness
Reduced loading time and server traffic
Working process:-
Usage:- The use of Ajax techniques has led to an increase in interactive or dynamic interfaces on web pages
Examples:- Flickr - A Yahoo! Company
Flickr is a photo storage and display program that uses AJAX.
Gmail - Google
Gmail is an AJAX powered email system.
Google Maps - Google
Google Maps uses AJAX to power it's interactive map.
RIA
What is RIA? RIA stands for  “Rich Internet Application” .
RIAs are web application.
Typically delivered either by way of a site-specific browser, via a browser plug-in, or independently via sandboxes or virtual machines
Examples:- The most famous example of RIA is  “Flash”.
WEB SERVICES
What is web services:- Web services are typically application programming interfaces (API) that can be accessed over a network and executed on a remote system hosting the requested services.
(or)
A  "web service"  as a software system designed to support interoperable machine-to-machine interaction over a network.
Features of web services:- Productivity Enhancements.
Extensibility
Performance
Commitment to Interoperability and Standards
Usage:- The comman usage of web services are clients and servers that communicate over the Hypertext Transfer Protocol (HTTP) protocol used on the web.
Examples:- The best example is  “Internet” .
SOA
What is SOA? It stands for  “service oriented architecture” .

Ajax, rss, feeds, web service,