Angular 2 interview questions

I found some blogs in angularjs most of job seekers are asking about angular 2 interview questions, So I prepared tough and expected questions in angular 2. Here we cover best tricky and advanced questions along with coding and examples.

What is angular 2?
Why angular 2 is better than angular Js1?
What is typescript?
What is observable and give an example in Angular 2?
What is promises and give an example in Angular 2?
What is promises and give an example?
What is ECMAScript?
What is Ngoninit in Angular2?
What is ngOnDestroy in Angular2 and when it is called?

angular 2 interview questions

What is angular 2?

AngularJS is a TypeScript framework to build large scale and highly efficient wb application.
It has following features
1. Components
2. TypeScript
3. Services

Why angular 2 is better than angular Js1 ?

  • Angular 2 is mobile oriented, so using by this language we can build (Native/Hybrid) mobile apps.
  • Angular 2 Having Better performance than angular 1.x.
  • Angular 2 provides more choice for languages.
  • Angular 2 implements web standards like components whereas angular was controllers and $scope.
  • Angular 2, directly uses the valid HTML DOM element properties and events.
  • Angular 2 Support TypeScript which providing amazing features like auto-completion, static types,etc.
  • Angular 2 Routers concept has been optimised which can have good performance for navigation in the modern web browser.

What is typescript?

TypeScript is a superset of JavaScript which basically provides option for static typing, classes and interfaces. One of the great feature of TypeScript  is to enable IDEs to provide a richer environment for spotting common errors as you type the code.

Download pdf for angular 2 interview questions
Read Angularjs interview questions
Read Angular 4 interview questions

If you want to get more examples and features for your interest then you can go angular 2 official website.

Share this post

Post Comment