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In this article we How to create reactive form in Angular 9 .

What are the most important Angular 9 Interview Questions

Posted on June 6, 2020June 28, 2020 by admin
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What are the most important Angular 9 Interview questions ? . I have prepared a list of most important Angular 9 Interview Questions .

  1. Lazy Loading – Angular
  2. What is diff between Children and loadChildren
  3. What is Preloading Strategies
  4. What is Angular Dualbooting Systems
  5. History Of ECMA Script
  6. What is diff between Authentication And Authorization
  7. How does Authentication works ?
  8. How to Validate user (How to Authenticate a User)?
  9. How to Plan An Angular Project ?
  10. What is Angular Universe ?
  11. Explain about Genarators and Reducers in Javascript
  12. What is Webscoket and IO ?
  13. Is Javascript is multi Threaded or single Threaded ?
  14. What is IndexDB ?
  15. Diff between map and ForEach
  16. What is meant by Caching and How it will be useful?
  17. What is meant by Entry Modules ?
  18. Explain about Async Libraries (Redux-saga,redux-thunk,redux-promise)
  19. What is Webworkers .
  20. How to Align a elements horizontally and Vertically centerin CSS
  21. Javascript map and reducer method explanations
  22. What is arrow functions in JS6
  23. How to add attribute Properties
  24. How to add Class properties to elements
  25. How to Over ride Existing class properties
  26. How to Add Styles
  27. $event and event handling statements
  28. Custom events with EventEmitter
  29. Built-in attribute directives
  30. Built-in structural directives
  31. Template reference variables
  32. @Input() and @Output() properties
  33. Template expression operators

This are the few questions which i have faced while attending interviews . If you have any such questions , please share here in this comments section . so i can update the same

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