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Home » Quiz » Angular Quiz

Why might you use a Subscription in an Angular application?

Difficulty level
  • To create Observables
  • To define component behavior
  • To make HTTP requests
  • To manage memory leaks
You would use a Subscription in an Angular application to manage memory leaks by unsubscribing from Observables when they are no longer needed. This helps prevent memory consumption issues.
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Angular Quiz
Quiz
You've noticed that a specific component in your application is being checked and re-rendered by Angular even though its input data hasn't changed. You want to optimize it so that Angular only re-renders it when the input data actually changes. What would you implement?
The Route Resolver uses the _____ method to load the data necessary for the route.

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  • In Angular, to manually control the emission of values in an Observable, you can use a _____.
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