With its two-way data binding, AngularJS makes it very easy to get started with your first application. However, when progressing into real-world application development, things can get more complicated. So, before we can continue with our MEAN application development, it would be best to clarify a few key concepts of AngularJS.
The core module of AngularJS is loaded with everything you need to bootstrap your application. It contains several objects and entities that enable the basic operation of an AngularJS application.
angular global object contains a set of methods that you'll use to create and launch your application. It's also worth noticing that the