OpenTechBook
  • Home
  • Open Books
    • All Open Books

    • Free eBooks
    • Free Magazines
    • Free Journals

    • Submit an Open Book
  • Quizzes
Home » Quiz » Angular Quiz

What can a Route Resolver return to indicate that the route data is not available?

Difficulty level
  • Empty object
  • Null
  • Observable with an error
  • Undefined
A Route Resolver can return an Observable with an error to indicate that the route data is not available or there was an issue fetching it.
Add your answer
Loading...
Facebook Twitter Linkedin Reddit Pinterest
Angular Quiz
Quiz
To define custom validators in reactive forms, you need to implement a function that returns a/an _____ .
You are building a real-time dashboard that fetches data from multiple sources. You want to update the UI as soon as any of the data sources emit a new value. Which RxJS operator would be most suitable for this use case?

Related Quiz

  • In Angular, the _____ Guard checks whether a route can be deactivated.
  • How can you access the data resolved by a Route Resolver within a component?
  • What could be a potential issue if two services have a circular dependency on each other in Angular?
  • How can you define a child route in an Angular application?
  • Why might you use a Subscription in an Angular application?

Leave a commentCancel

Your email address will not be published. Required fields are marked *

Hot Quiz

PHP QuizMachine Learning QuizReact.js QuizCyber Security QuizPython QuizNode.js QuizASP.NET Core QuizData Science Statistics QuizCSS QuizADO.NET QuizCheckpoint QuizServlet QuizData Modelling QuizAPI Testing QuizDatabase Testing QuizBootstrap QuizAlgorithm QuizComputer Science QuizCommvault QuizJCL Quiz
Copyright © 2025 Open Tech Book
  • About
  • Contact
  • FAQ
  • DMCA
  • Disclaimer
  • Privacy Policy