List some difference between angularjs and angular 2?
What is ng command?
What the best way to inject one service into another in angular 2?
What is angular router link?
We already use angular 1, why do we need an angular 2?
Explain what is data binding in angularjs?
Is pipe a system call?
What is elementref in angular 4?
Why interceptors are used in angular?
What is router state in angular 2?
What is @injectable in angular?
What are angular templates?
What is @ngmodule in angular 2? Explain