What is scope in Angular.js?
1. It runs end-to-end tests that are also written in JavaScript and run with node.
2. It is used for registering DOM listeners as well as instance DOM manipulation. It is executed once the template has been cloned.
3. It refers to the application model, acts like glue between application controller and the view. It can watch expressions and propagate events.
4. It is to bind the HTML tags (input, select, textarea) to Angular Application Data.
