Ajax - Jquery - Javascript - JSON

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Ajax: – Asynchronous JavaScript and XML (Ajax) is about updating parts of a web page, without reloading the whole page. AJAX is a technique for creating fast and dynamic web pages. It is used for allowing the client side of an application to communicate with the server side of the application.

JQuery: – jQuery is a cross-browser JavaScript library designed to simplify the client-side scripting of HTML. JQuery is great library for the JavaScript programmers, which simplifies the development of web 2.0 applications.

JQuery is very compact and well written JavaScript code that increases the productivity of the developer by enabling them to achieve critical UI functionality by writing very less amount of code.

JSON: – JSON (JavaScript Object Notation) is a lightweight data-interchange format. JSON is a subset of JavaScript used primarily to transmit data between a server and web application, serving as an alternative to XML. Used for Represent configuration information and Implement communication protocols.