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 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

2. How can you define a data property in a Vue component?

data: []

data = {}

data() {}

data: function() {}

3. How can you navigate to a different route programmatically in Vue Router?

this.$route.navigate()

this.$router.navigate()

Vue.navigate()

Vue.$router.navigate()

4. What is the purpose of the "watch" option in a Vue.js component?

It watches for changes in data properties

It defines computed properties

It sets up event listeners

It handles the component's lifecycle hooks

5. 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

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

this.$store

Vue.store

this.store

Vue.$store

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

v-bind:style

v-inline-style

v-style

v-styles

8. In Vue.js, what does the "v-cloak" directive do?

It defines a custom directive

It hides an element until Vue's compilation is done

It creates a transition effect

It binds a class dynamically

9. What is the purpose of lazy loading routes in Vue Router?

It delays the loading of the entire Vue app

It speeds up the initial loading of the Vue app

It reduces the size of the Vue app

It improves the performance of the Vue app

10. 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

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

v-model

v-bind

v-show

v-if

12. 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

13. How do you create a computed property in Vue.js?

computed: {}

computed() {}

computed = {}

computed = function() {}

14. What is Vuex in Vue.js used for?

It manages the application state

It handles HTTP requests

It facilitates component communication

It enables navigation between views in a single-page application

15. In Vue.js, how can you conditionally render content based on a condition?

v-show

v-if

v-bind

v-for

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

created

mounted

updated

destroyed

17. How can you bind a CSS class dynamically based on a condition in Vue.js?

v- bind-class

v-class

v-bind:class

v-style

18. What is the purpose of the "transition" tag in Vue.js?

It defines a custom transition effect

It creates a new Vue instance

It sets up event listeners

It loops through an array

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

v-for

v-if

v- loop

v-repeat

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