Angular Interview Questions - Coding Interview 2023
Typescript and RxJS sections are important
Typescript pros and cons
How to create Typescript interface?
How to define Typescript array?
What is type assertion in Typescript?
What is void and unknown in Typescript?
Create function annotation in Typescript
What is the purpose of tsconfig.json?
What is elvis operator in Typescript?
Why any is bad in Typescript?
What are enums in Typescript?
How to create custom types in Typescript?
What are generics in Typescript?
What are pros and cons of RxJS
How to transform data in RxJS?
How filter works in RxJS?
How to implement error handling in RxJS?
What does combineLatest operator work in RxJS?
How Subject and Behaviorsubject work in RxJS?
Observables vs Promises - what is the difference?
Cold vs hot observables - what is the difference?
ConcatMap vs SwitchMap vs MergeMap vs Map vs ExhaustMap in RxJS
What is SPA?
What are pros and cons of Angular compared to React?
How does Angular work?
Sharing data between components in Angular
What ways of binding in Angular do you know?
What is HTML in Angular?
What are services in Angular?
How to make HTTP Request in Angular?
How does dependency injection work?
How to use a router in Angular?
What are life cycle hooks in Angular?
What are ViewChild and ViewChildren in Angular?
Constructor vs NgOnInit in Angular - what is the difference?
Unsubscribe in Angular - why is it important?
What are change detection and onPush in Angular?
Null in async pipe - what is the problem here?
How to handle errors in async pipe in Angular
What is the difference in ngContainer, ngTemplate, ngContent, ngTemplateOutlet?
How to create an Angular animation?
How as keyword works in Angular?
AOT vs JIT compilation - what is the difference?
Component vs Directive - what is the difference?
Structural directive vs component directive vs attribute directive
Create a directive which changes the background of the element
How do pipes in Angular work?
Why is it bad to call a function in the Angular template?
What is Angular Ivy?
What is Angular interceptor?
What is Angular generator?
How to protect Angular route from accessing?
What is lazy loading in Angular?
What is forRoot in Angular?
What is SSR in Angular or Service Side Rendering?
What is ngZone in Angular?
How do Angular forms work?
How to fix Angular input has no initializer error?
NgRx - what is this and how does it work?
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