Vue.js Composables Quiz

What is a "composable" in the context of Vue applications?

• A function that encapsulates and reuses stateless logic using Vue's Composition API

• A function that encapsulates and reuses stateful logic using Vue's Composition API

• A function that encapsulates and reuses stateless logic using Vue's Options API

• A function that encapsulates and reuses stateful logic using Vue's Options API

How can the mouse tracking logic be reused in multiple components?

• By creating a separate instance of the logic for each component

• By using the Options API directly inside each component

• By extracting the logic into an external composable function

• By using the built-in components of Vue.js

What is the convention for naming composable functions?

• Start with any random name

• Start with "use" and use camelCase

• Start with "comp" and use snake_case

• Start with "util" and use kebab-case

What does the useFetch composable do?

• Formats dates

• Performs async data fetching and handles different states

• Manages connection status to a database

• Handles touch gestures

What kind of input arguments can a composable accept?

• Only raw values

• Only refs

• Only getters

• Refs or getters

What does the toValue() API do?

• Normalizes refs or getters into values

• Normalizes refs or getters into raw values

• Normalizes values into refs or getters

• Normalizes raw values into refs or getters

What does the watchEffect() API do?

• Watches for changes in refs or getters

• Watches for changes in reactive dependencies

• Watches for changes in DOM elements

• Watches for changes in raw values

What does the fetchData function do in the useFetch composable?

• Handles touch gestures

• Manages connection status to a database

• Performs async data fetching and handles different states

• Formats dates