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What is the equivalent of ngShow and ngHide in Angular?

What is the minimum definition of a Component ?

What is the difference between Structural and Attribute directives in Angular?

How would you run unit test?

What are the differences between AngularJS (angular 1.x) and Angular (Angular 2.x and beyond)?

What is Interpolation?

How would you protect a component being activated through the router?

What is a Service, and when will you use it?

What is a Component ? Why would you use it?

You have an HTML response I want to display. How do I do that?

What is a bootstrapping module?

What is the difference between *ngIf vs [hidden] What is the difference between *ngIf vs [hidden] ??

What are Observable s?

What is the purpose of base href tag?

What's the difference between an Angular Component and Module ?

What is the difference between @Component and @Directive in Angular?

What is an Observer ?

What is an Observable ?