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
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
Change theme
Dark
Light
System
Books
Learn HTML
Learn CSS
Learn Git
Learn Javascript
Learn PHP
Learn python
Learn Java
How To
How To NodeJs
How To Linux
How To AngularJs
How To PHP
How To HTML
How To CSS
How To Symfony
How To Git
How To Apache
How To JavaScript
How To Java
How To Vue.js
How To Python
Vue.js Basics
1/25
How to use for loop in Vue.js?
vFor
*v-for
v-for
*ngFor
Next >
2/25
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.
Next >
3/25
What is the correct way of installing the vue cli globally?
npm install vue-cli
npm install -g vue-cli
npm install vue-cli -global
npm install vue-cli -g
Next >
4/25
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 })
Next >
5/25
What keyword is used for generating a constant in Vue.js?
Define
Const
None of the above.
Next >
6/25
What is the difference between v-show and v-if directives?
v-if only renders the element to the DOM if the expression passes whereas v-show renders all elements to the DOM and then uses the CSS display property to show/hide elements based on expression.
v-if supports v-else and v-else-if directives whereas v-show doesn't support else directives.
v-if supports tab but v-show doesn't support.
All of the above
Next >
7/25
How $parent is described in Vue?
The $parent property, like $root, can be used for accessing the parent instance from a child.
It provides direct access, making the application hard to test and debug.
Both of the options above are true.
None of the above is true.
Next >
8/25
How can you pass data from a parent to a child component in Vue.js?
Using the $emit method
Using the $parent property
Using props
Using global state management
Next >
9/25
What is the purpose of the 'v-slot' directive in Vue.js?
To conditionally render elements
To access scoped slot content in a child component
To bind dynamic class names
To listen for DOM events
Next >
10/25
Which Vue.js lifecycle hook should be used for fetching data when a component is created?
mounted
created
beforeCreate
beforeMount
Next >
11/25
Which command is used to create a new Vue.js project using Vue CLI?
vue create project-name
vue new project-name
vue init project-name
vue start project-name
Next >
12/25
In Vue.js, what is the purpose of the 'v-cloak' directive?
To conditionally render elements
To delay the rendering of a component
To prevent flickering of uncompiled content
To cloak sensitive data
Next >
13/25
What is the main purpose of using 'slots' in Vue.js components?
To inject content into a component from its parent
To manage global state
To store data
To perform data binding
Next >
14/25
What does the 'v-once' directive do in Vue.js?
Listens to an event only once
Renders the element or component once and skips future updates
Applies a CSS class once
Executes a method only once
Next >
15/25
What is the typical use case for the 'created' lifecycle hook in Vue.js?
To manipulate the DOM
To initialize data, set up event listeners, and start timers
To fetch server-side data
To integrate with other JavaScript libraries
Next >
16/25
In Vue.js, how can you access the root Vue instance within a component?
this.$root
Vue.$root
this.$parent.root
this.root
Next >
17/25
In Vue.js, what does the 'functional' attribute in a component definition do?
It makes the component stateful
It indicates the component is purely functional and stateless
It enhances the performance of the component
It allows the component to maintain its own state
Next >
18/25
What is the purpose of the 'name' property in a Vue.js component?
To specify the name used in the DOM
To define the component's name for recursive calls
To set the name attribute on the root element
To identify the component in Vue Devtools
Next >
19/25
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 } }
Next >
20/25
In Vue.js, what is the 'el' property used for in a Vue instance?
To define the element to mount the Vue instance on
To specify the parent element for the instance
To declare reactive properties
To set the template for the instance
Next >
21/25
Which method is commonly used for manual reactivity in Vue.js?
Vue.set(object, key, value)
Vue.reactify(object, key, value)
this.$forceUpdate()
Vue.observable(object)
Next >
22/25
How can you define local state in a Vue.js component?
Using the 'state' option
Using the 'data' function
Using the 'computed' property
Using the 'methods' property
Next >
23/25
In Vue.js, what does the 'mounted' lifecycle hook represent?
The component is about to be mounted
The component has been inserted into the DOM
The component's data has been initialized
The component is about to be updated
Next >
24/25
What is the primary use of the 'props' option in a Vue.js component?
To pass data to child components
To receive data from parent components
To store internal component state
To define computed properties
Next >
25/25
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
Next >
To get the result of the quiz, please provide your email address (optional)..
Get Certificate
It seems you haven't answered any questions yet. Please provide your answers to proceed.