Vue.js?

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VUE JS

ASSESSMENT

(YOU HAVE ONLY 30 MINUTES TO COMPLETE THIS PART [20 Questions])

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1. What is Vue.js?

A server-side scripting language

A front-end JavaScript framework

A database management system

A programming language

2. How can you access the Vuex store in a Vue component?

this.$store

Vue.store

this.store

Vue.$store

3. How can you handle 404 errors (page not found) in Vue Router?

Use the <not- found> component

Configure a wildcard route

Set up a special route for 404

Use the $404 method in Vue Router

4. What is the purpose of the "el" property in a Vue instance?

It specifies the element where the Vue app will be mounted

It defines the data properties of the Vue app

It sets the event listeners for the Vue app

It represents the Vue instance itself

5. How can you create a mixin in Vue.js?

Vue.mixin()

mixin: {}

mixins: {}

this.$mixin()

6. Which directive is used for two-way data binding in Vue.js?

v-model

v-bind

v-show

v-if

7. What is the purpose of the "meta" field in Vue Router routes?

It defines metadata for the Vue app

It sets up event listeners

It specifies the methods that can be called in the template

It handles the component's lifecycle hooks

8. How can you emit a custom event from a child component to its parent in Vue.js?

emitEvent()

this.$emit()

dispatchEvent()

broadcastEvent()

9. How can you loop through an array and render items in Vue.js?

v-for

v-if

v- loop

v-repeat

10. How can you bind inline styles dynamically in Vue.js?

v-bind:style

v-inline-style

v-style

v-styles

11. What is the lifecycle hook that is called after the Vue instance has been created?

created

mounted

updated

destroyed

12. What is the purpose of the Vue Router in a Vue.js application?

It manages the application state

It handles HTTP requests

It facilitates component communication

It enables navigation between views in a single-page application

13. What is the purpose of the "provide/inject" feature in Vue.js?

It provides a way to inject CSS styles into components

It establishes a connection between parent and child components

It manages the state of the Vuex store

It controls the routing of the Vue app

14. How do you dynamically bind a component to a route in Vue Router?

<router- bind>

. <router-link>

<route-component>

<router-view>

15. How can you handle route parameters in Vue Router?

this.$route.params

this.params

Vue.route.params

Vue.params

16. What is the purpose of the "key" attribute in Vue.js when using v-for?

It specifies the data key for the component

It defines a unique identifier for each item in the list

It sets up event listeners d. It conditionally renders an element

It conditionally renders an element

17. How do you import a Vue.js component into another component?

import Component from 'Component.vue';

require('Component.vue');

import { Component } from 'vue';

import Component from './Component.vue';

18. What is the purpose of the "methods" option in a Vue component?

It defines the data properties of the component

It specifies the methods that can be called in the template

It sets up event listeners for the component

It handles the component's lifecycle hooks

19. What is the purpose of the "v-on" directive in Vue.js?

It binds an attribute dynamically

It sets up event listeners

It conditionally renders an element

It loops through an array

20. What is the purpose of the "template" option in a Vue component?

It defines computed properties

It specifies the HTML template for the component

It sets up event listeners

It handles the component's lifecycle hooks

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