30 questions for “Angular Signals”

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Angular Angular Signals 5 Angular Server-Side Rendering with Angular Universal 1 Angular TypeScript with Angular 1

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30 questions in 1 technology

#	Question	Technology	Topic	Level
1	Why did Angular introduce signals, given that RxJS observables already existed for managing changing values? Angular › Angular Signals	Angular	Angular Signals	Beginner
2	What is a signal in Angular and how does it help manage a component's data? Angular › Angular Signals	Angular	Angular Signals	Beginner
3	What is a computed signal, and how does it automatically stay in sync with the signals it depends on? Angular › Angular Signals	Angular	Angular Signals	Intermediate
4	How do you use the effect function with signals to run code whenever a signal's value changes? Angular › Angular Signals	Angular	Angular Signals	Intermediate
5	How do signal inputs work in modern Angular components, and how are they different from the traditional Input decorator? Angular › Angular Signals	Angular	Angular Signals	Advanced
6	What is hydration in the context of Angular server side rendering, and why is it necessary? Angular › Server-Side Rendering with Angular Universal	Angular	Server-Side Rendering with Angular Universal	Intermediate
7	How do you properly type a signal in Angular using TypeScript? Angular › TypeScript with Angular	Angular	TypeScript with Angular	Intermediate
8	How do you decide between using NgRx, signals, or a simple service for managing state in an Angular app? Angular › NgRx State Management	Angular	NgRx State Management	Beginner
9	What is change detection in Angular and why does it exist? Angular › Change Detection	Angular	Change Detection	Beginner
10	Why is the constructor generally not the right place to fetch data or perform complex setup in an Angular component? Angular › Lifecycle Hooks	Angular	Lifecycle Hooks	Beginner

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