−The jQuery made it easy to select DOM elements, negotiate them and modifying their content by using cross-browser open source selector engine called Sizzle.
The jQuery offers an elegant way to capture a wide variety of events, such as a user clicking on a link, without the need to clutter the HTML code itself with event handlers.
The jQuery helps you a lot to develop a responsive and featurerich site using AJAX technology.
The jQuery comes with plenty of built-in animation effects which you can use in your websites.
The jQuery supports CSS3 selectors and basic XPath syntax