Recently with the launch of Magento 2.0, eCommerce platforms development is totally revolutionized. Magento 2.0 filled the compatibility issues which Magentoâ€™s old version had. Now Magentoâ€™s latest version is compatible with Popular platforms like Oracle and MSSQL. Magento 2.x also easily supports HTML5.
Earlier there was no facility to manage dependancies, but now Magento 2.x uses composer for this purpose.
Also, automated testing introduced in the latest version. Using the Magento Testing Framework, user can create and run functional tests like smoke testing, regression testing etc.
Magento 2.x Service contracts instead of API (Application Programming Interface)
Writing code efficiently increase the site's execution and decrease the loading time. Configuration of the server of large-scale sites is also important to enhance the web traffic.
Speeding up Webpage
To speed up the web page, Magento 2.x introduced built-in full page caching. For Magento 1.x there needed to install external module for it.
Magento 2.x also come with built-in features like Return Merchandize Authorization (RMA), advanced customer segmentation (to divide the marketplace into parts), gift registry and better performance PCI (Payment Card Industry).
Magento 2.x is established on Magento Framework and other PHP frameworks like Symfony while Magento 1.x was based on Zend framework only.
Jquery vs PrototypeJS
Magento 2.x is based on jQuery whereas Magento 1.x extensively used PrototypeJS. jQuery has the larger community as compare to PrototypeJS, it provides more support, and has solutions for all of the developersâ€™ questions.
Magento 2.x architecture
Magento 2.x architecture is component oriented. If there isnâ€™t need of any module the admin can disable it without worrying about the affecting of the functionality of other modules.