Angular – Important Interview Questions

  • Explain the life cycle hooks of Angular 2 application
  • What are the advantages of using Angular 2 over Angular 1?
  • What is the anatomy of angular 2 application?
  • Can we write both Angular 1 and Angular 2 codes in a single project?
  • Differentiate between Angular 2 Component Constructor vs. OnInit event?
  • What is Angular 2 RouteParams?
  • What is Dependency Injection (DI) in Angular 2?
  • How routing works in Angular 2.
  • What are Event Emitters and how it works in Angular 2?
  • What is the use of codelyzer in angular 2 application.
  • What is lazy loading and How to enable lazy loading in angular 2?
  • What are the security threats should we be aware of in angular 2 application?
  • How would you optimize the angular 2 application for better performance?
  • How would you define custom Typings to avoid editor warnings?
  • What is shadow DOM? How is it helping Angular 2 to perform better?
  • What is AOT compilation?
  • What are the core differences between Observables and Promises?
  • Explain local reference variables, ViewChild, and ContentChild.
  • Explain the life cycle hooks of Angular 2 application
  • What are the advantages of using Angular 2 over Angular 1?
  • What is Advantages of Angular 2?
  • What is the anatomy of angular 2 application?
  • Can we write both Angular 1 and Angular 2 codes in a single project?
  • Differentiate between Angular 2 Component Constructor vs. OnInit event?
  • What is Angular 2 RouteParams?
  • What is Dependency Injection (DI) in Angular 2?
  • How routing works in Angular 2.
  • What are Event Emitters and how it works in Angular 2?
  • What is the use of codelyzer in angular 2 application.
  • What is lazy loading and How to enable lazy loading in angular 2?
  • What are the security threats should we be aware of in angular 2 application?
  • How would you optimize the angular 2 application for better performance?
  • How would you define custom Typings to avoid editor warnings?
  • What is shadow DOM? How is it helping Angular 2 to perform better?
  • What is AOT compilation?
  • What are the core differences between Observables and Promises?
  • Explain local reference variables, ViewChild, and ContentChild.
  • What are Types in TypeScript?
  • How to Set Http Request Header in Angular 4 and Angular 2?
  • What Is the forRoot Method in Angular 4?
  • What Are The New Features Of Angular2?
  • What Is The Need For Typescript In Angular2?
  • What Is Ecmascript ?
  • What Is @ngmodule?
  • What Is Traceur Compiler ?
  • What Is Component In Angularjs 2 ?
  • What Is @inputs In Angular 2?
  • What Is @outputs In Angular?
  • What Are Differences Between Components And Directives?
  • How inter component communication occurs at parent child level?
  • How inter component communication occurs at  sibling level?
  • What Are Differences Between Components And Directives?

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