Using below jQuery methods, you can make ajax calls.
load() : Load a piece of html into a container DOM
$.getJSON() : Load JSON with GET method.
$.getScript() : Load a JavaScript file.
$.get() : Use to make a GET call and play extensively with the response.
$.post() : Use to make a POST call and don't want to load the response to some container DOM.
$.ajax() : Use this to do something on XHR failures, or to specify ajax options (e.g. cache: true) on the fly.
