Books

Learn HTML Learn CSS Learn Git Learn Javascript Learn PHP Learn python Learn Java

Exercises

HTML JavaScript Git CSS PHP

Courses Quizzes Snippets

Tools

General Tools

Password Generator
HTML Editor
HTML Encoder
Base 64
Code Diff
JSON Beautifier
CSS Beautifier
Markdown Convertor
Find the Closest Tailwind CSS Color
Phrase encrypt / decrypt
Browser Feature Detection
Number convertor

CSS Maker

CSS Maker
CSS Maker text shadow
CSS Maker Text Rotation
CSS Maker Out Line
CSS Maker RGB Shadow
CSS Maker Transform
CSS Maker Font Face

Color Tools

Color Picker
Colors CMYK
Colors HWB
Colors HSL
Color Hex
Color mixer
Color Converter
Colors RGB
Color Contrast Analyzer
Color Gradient

String Tools

String Length Calculator
MD5 Hash Generator
Sha256 Hash Generator
String Reverse
URL Encoder
URL Decoder
Base 64 Encoder
Base 64 Decoder
Extra Spaces Remover
String to Lowercase
String to Uppercase
Word Count Calculator
Empty Lines Remover
HTML Tags Remover
Binary to Hex
Hex to Binary
Rot13 Transform on a String
String to Binary
Duplicate Lines Remover

Books
How To

Vue.js Basics

1/25 What data binding interpolation is commonly known as “Mustache” syntax?
- []
- v-model
- {{}}
- v-on
2/25 How to use for loop in Vue.js?
- vFor
- *v-for
- v-for
- *ngFor
3/25 What is the difference between v-html and v-text?
- v-text sets the textContent of the node
- v-html sets the innerHTML of the element
- Both of the statements above are true.
- Both of the statements are false.
4/25 What is used to dynamically bind one or more attributes either a component property to an expression?
- v-pre
- v-bind
- v-once
- v-html
5/25 Which is the correct way of generating a new instance in Vue.js?
- var text = new Vue({ // options })
- var text = new vue(){ // options }
- var text = new object({ // options })
- var text = new text({ // options })
6/25 V-show does not support the <template> element.
- True
- False
7/25 What is the purpose of the 'computed' property in Vue.js?
- To store application state
- To define methods
- To define asynchronous operations
- To calculate and return a value based on reactive dependencies
- To interact with the DOM directly
8/25 In Vue.js, what is the role of the 'watch' property?
- To perform deep object comparisons
- To execute a function when a specific data property changes
- To bind data to template elements
- To loop through items in an array
9/25 In Vue.js, how do you iterate over an array of items in a template?
- Using the 'v-if' directive
- Using the 'v-for' directive
- Using the 'v-model' directive
- Using the 'v-bind' directive
10/25 Which command is used to create a new Vue.js project using Vue CLI?
- vue create project-name
- vue new project-name
- vue init project-name
- vue start project-name
11/25 Which lifecycle hook in Vue.js is called right after the DOM has been updated?
- created
- beforeUpdate
- updated
- mounted
12/25 What is the purpose of the 'key' attribute in a v-for directive in Vue.js?
- To provide a unique identifier for each element
- To optimize list rendering
- To define the order of elements
- To bind data to list items
13/25 In Vue.js, which option is used to define a component's initial data state?
- data: {}
- state: {}
- model: {}
- props: {}
14/25 In Vue.js, which is the correct way to register a local component?
- Vue.component('my-component', {})
- components: {'my-component': {}}
- Vue.register('my-component', {})
- Vue.use('my-component', {})
15/25 What is the purpose of using 'v-bind' with a class in Vue.js?
- To bind a method to a class
- To dynamically bind one or more class names to an element
- To attach an event listener to a class
- To conditionally display a class
16/25 In Vue.js, how can you access the root Vue instance within a component?
- this.$root
- Vue.$root
- this.$parent.root
- this.root
17/25 Which Vue.js feature is used to transform props into local, reactive data?
- Computed properties
- Watchers
- Data properties
- Props down, events up
18/25 What is the correct way to declare a reactive property in a Vue.js component that is not part of the data object?
- Vue.reactiveProperty('newProp')
- this.$set(this, 'newProp', value)
- this.newProp = Vue.observable(value)
- Vue.defineProperty(this, 'newProp', { value })
19/25 How can you define a prop in a Vue.js component that expects a specific data type?
- props: { propName: 'String' }
- props: { propName: String }
- props: ['propName: String']
- props: { propName: { type: 'String' } }
20/25 Which Vue.js feature allows you to perform side effects in response to reactive data changes?
- Methods
- Computed properties
- Watchers
- Directives
21/25 How do you declare a prop in Vue.js that has a default value and validation?
- props: { propName: { default: value, validator: function } }
- props: ['propName', default: value, validate: function]
- props: { propName: value, validator: function }
- props: { propName: { value, validator: function } }
22/25 What is the purpose of the 'v-show' directive in Vue.js?
- To toggle the visibility of an element
- To show an element for a single render
- To insert or remove an element from the DOM
- To display data-bound values
23/25 In Vue.js, how can you conditionally apply multiple classes to an element?
- Using the v-bind directive with an object syntax
- Using multiple v-class directives
- Using the v-style directive
- This is not possible in Vue.js
24/25 What is the role of the 'key' attribute in a Vue.js 'v-for' loop?
- To provide a unique identifier for each element in the loop
- To define the index of each item in the loop
- To increase performance by reusing elements
- To specify the loop's execution order
25/25 Which of the following is true about Vue.js mixins?
- Mixins are primarily used for styling components
- Mixins are used to distribute reusable functionalities for Vue components
- Mixins can only be applied globally
- Mixins override the component's own methods and properties
To get the result of the quiz, please provide your email address (optional)..

It seems you haven't answered any questions yet. Please provide your answers to proceed.

Quizzes
Snippets
Our Books
- Learn HTML
- Learn CSS
- Learn Git
- Learn Javascript
- Learn PHP
- Learn python
- Learn Java
- Exercises
- HTML
- JavaScript
- Git
- CSS
- PHP
Our Tools

About Us
Privacy Policy for W3Docs

Follow Us

Company © W3docs. All rights reserved.