1.Coding data access, Reading, form validations - are some functions in which many people are not good at while doing all these simultaneously. AngularJS provides separation between developer and designer. A developer can take HTML/CSS layout and a designer can refactor the layout without interfering into the code.
2.Rendering views from data - Angular provides a brilliant feature of data binding.
a. Injecting views, re-rendering when data changes.
b.There are watchers, listeners to keep a look at the changes and informing about it after the code executes and manipulates (or updates) the model.
3. Divided into fragments - Angular provides separation of concerns that accounts for enhanced testability. It is divided into pieces- controllers, services, views and models. It also provides a set of directives, filters, modules that helps in achieving the right balance of complexity.
4. MVC architecture - Angular MVC structure provides a clean separation of layers. It separates the business logic from its presentation layer by dividing into three components-