Vue quiz

Test your Vue knowledge with a free interactive quiz — 50 questions with answers and explanations. No signup needed to play.

In Composition API, which hook runs after the component is mounted to the DOM?

1. In Composition API, which hook runs after the component is mounted to the DOM?
2. How does a child component send data back to its parent?
3. Which utility makes a value reactive at runtime when you don't know if it's already a ref?
4. What is the shorthand for `v-on:click="handler"`?
5. In the Composition API, which function creates a reactive primitive (number, string, boolean)?
6. Which library is the officially recommended state management solution for Vue 3?
7. How is data passed from a parent component to a child?
8. Which three blocks does a Single File Component (`.vue`) typically contain?
9. What is Vue.js?
10. What is the difference between `computed()` and `watch()`?
11. What does `nextTick()` do?
12. How do you declare props in `<script setup>`?

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