Category: Bootstrap

Bootstrap Interview Questions & Answers for beginners and professionals with a list of top frequently asked bootstrap interview questions and answers.

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Bootstrap Interview Questions PDF Download

Posted on by Raka Rocks

Bootstrap Interview Question in PDF

In this article most frequently asked questions about the Bootstrap interview and we have included a list of the most popular questions and answers for the Bootstrap interview.

Below are the list of Best Bootstrap Interview Questions

Que. What is bootstrap? Explain

Que. Why is Bootstrap used for mobile web development?

Que: Explain why choosing Bootstrap to build the websites?

Que: What are the key components of Bootstrap?

Que: Why Use Bootstrap?

Bootstrap Interview Question PDF

Get the latest and most frequent questions and answers about the bootstrap interview for the experience

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Bootstrap Interview Questions PDF

Que: What do you understand by Bootstrap container?

Que: How many types of designs are in Bootstrap? or What are the types of design available in Bootstrap?

Que: What is the Bootstrap grid system? Explain

Que: What are grid classes in Bootstrap?

Que: Please explain about offset columns in Bootstrap?

Que: What is Jumbotron in Bootstrap for?

Que: Explain what Bootstrap collapsing elements are?

Que: What explains Bootstrap well?

Que: How can we make the image respond in Bootstrap?

Bootstrap Interview Questions and Answers PDF

Bootstrap Interview Questions PDF

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What is Bootstrap 4? Explain It?

Posted on by Raka Rocks

Bootstrap 4 is the latest version of Bootstrap, which is the most popular HTML, CSS and JavaScript framework for developing responsive and mobile websites first. Bootstrap 4 is completely free to download and use!

Bootstrap 4 Source CSS files converted to SCSS.

Bootstrap 4 has 5 grid systems (.col-, .col-sm-3, .col-md-3, .col-lg-3, .col-xl-3). Bootstrap 4 has removed the x from the lowest break point. Therefore, (col-) covers all devices.

Bootstrap 4 has changed the offset class (offset-md-4)

Difference Between Bootstrap 4 and Bootstrap Image Responsive

Bootstrap 3 Image: .In Bootstrap 3 we are used this (.img-responsive) class for responsive image.
Bootstrap 4 Image: it has changes the class for responsive image (.img-fluid).

Bootstrap 4 Form Control

Bootstrap 4 has changed to (.form-control-lg) and (.form-control-sm) to increase and decrease the input size. Bootstrap 4 has add, delete and rename classes.

Why use Bootstrap 4?

  • It’s open source
  • Easy to get started
  • Great grid systems
  • Responsiveness
  • Mobile First
  • Consistency
  • Browser support

Using CDN

<!-- Compiled and Minified Bootstrap4 CSS -->
<link rel = "stylesheet" 
   href = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css"
   integrity = "sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" 
   crossorigin = "anonymous">

<!-- jQuery Library -->
<script src = "https://code.jquery.com/jquery-3.2.1.slim.min.js" 
   integrity = "sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" 
   crossorigin = "anonymous">
</script>

<!-- Popper -->
<script src = "https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" 
   integrity = "sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" 
   crossorigin = "anonymous">
</script>

<!-- Compiled and Minified Bootstrap4 JavaScript -->
<script src = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" 
   integrity = "sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" 
   crossorigin = "anonymous">
</script>
bootstrap 4
Download Bootstrap 4
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what is Bootstrap? Why use Bootstrap?

Posted on by Raka Rocks

Bootstrap is an HTML, CSS and JS framework for creating rich web applications with minimal effort. This framework emphasizes more in the construction of mobile web applications.

In other word Bootstrap is a front-end framework that is used to create HTML, CSS and JS web applications. Its design is very sensitive, easy and quick to use.

It mainly focuses on creating a mobile application with design templates to create UI as drop-down menu, forms, buttons, alerts tab, etc.

Why Use Bootstrap?

  • Easy to use: Anyone with basic knowledge of HTML and CSS can start using Bootstrap
  • Responsive Features: Bootstrap’s responsive CSS adjusts on phones, tablets, and desktops
  • Mobile-first approach: In Bootstrap, mobile-first styles are part of the core framework
  • Browser Compatibility: Bootstrap is compatible with all modern browsers (Chrome, Firefox, Internet Explorer, Edge, Safari and Opera)

key components of Bootstrap.

  • Scaffolding: it has the grid system, background, styles/ link styles .
  • JS Add-ons and JavaScript Plugins : contains JS and jQuery add-ons and many jQuery and JavaScript plugins .
  • Customize: you can customize frames or To get your own version of framework .
  • CSS: contains CSS files or with plenty of CSS files .
what is Bootstrap
Bootstrap

Example: The following example shows the code of a basic bootstrap page

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example for You</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h1>My First Bootstrap Page Heading</h1>
  <p>This is paragraph text.</p>
</div>

</body>
</html>

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How to create a hyperlink in HTML?

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The HTML provides an anchor tag (a) to create a hyperlink that links jump one page to another page.

  1. Unvisited link – It is displayed, underlined and blue.
  2. Visited link – It is displayed, underlined and purple.
  3. Active link – It is displayed, underlined and red

<a href=”second.html”>Click for Second Page</a>

<a href="2nd_page.html">Click for 2nd Page</a>
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How many types of heading?

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The HTML contains six types of headings which are defined with the <h1> to <h6> tags. Each type of heading tag displays different text size from another. So, <h1> is the largest heading tag and <h6> is the smallest one.

<h1>Heading no. 1</h1>    
<h2>Heading no. 2</h2>    
<h3>Heading no. 3</h3>    
<h4>Heading no. 4</h4>    
<h5>Heading no. 5</h5>    
<h6>Heading no. 6</h6> 

Heading no. 1    
Heading no. 2    
Heading no. 3    
Heading no. 4    
Heading no. 5
    

Heading no. 6
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What is Tag?

Posted on by Raka Rocks

HTML tags are composed of three things: an opening tag, content and ending tag.

HTML tags similar to keywords which has species function, for example, for paragraph we can use HTML tag(

HTML tags mostly comes in pair like,

<tag> content </tag>