Angular JS Features.

1. Controller
   
   • It is just a java script function.
   • It contains data.
   • It specifies the behavior.
   • It should contain only the business logic needed for a single view.
2. Scope
   
   • An object that refer to the application model
   • An execution context for expression like {{animal.property}}
   • Scopes are arranged in hierarchical structure which mimic the DOM structure of the application.
   • Scopes can watch expressions and propagate events.
    
3.  Model
   • It is just a java script object.
   • Model represent an object with some key and value.
4. View
   
   • View is nothing but just the HTML.
5. Services
   
   • Services in Angular JS are singleton.
   • It is used to perform the common task between the controllers.
   • We can access the common task between the controllers using services.
   • Angular JS have some built in services that start with a symbol $.
6. Directives
   
   • Directives are used to remove the code duplication.
   • You can define you your own directive and use that according to your requirement.
   • 'ng' prefix in Angular JS stands for built in directives like ng-app, ng-model etc.
7. Filters
   
   • It is used to filter the result according to user requirements.
   • You can also format your result using filters.
8. Routing
   
   • It is used to configure the navigations.
   • You can go from one page to another using routing.