Bootstrap Interview Questions

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If you're looking for Bootstrap Interview Questions for Experienced or Freshers, you are at right place. There are lot of opportunities from many reputed companies in the world. According to research Bootstrap has a market share of about 22.5%. So, You still have opportunity to move ahead in your career in Bootstrap Development. Mindmajix offers Advanced Bootstrap Interview Questions 2018 that helps you in cracking your interview & acquire dream career as Bootstrap Developer.

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Q. What is Twitter Bootstrap?
Bootstrap is a sleek, intuitive, and powerful mobile first front-end framework for faster and easier web development. It uses HTML, CSS and Javascript.

Q. Define Mobile WIMAX?
WIMAX (World Wide Interoperability for Microwave access). This technology provides much speed internet without need of cables. It covers a town, city, region, and whole country also.

Q. Define Bluetooth?
It is low power short range wireless technology designed to connect domestic devices.

Q. Working with bootstrap frame work?
1. Bootstrap is the most popular JavaScript, HTML & CSS framework for developing responsive, mobile first projects on the web.
2. Designed for everyone, everywhere. (Bootstrap makes frontend web development easier and faster).
3. One frame work for every device.
4. 4. The world’s most popular mobile first and responsive front-end framework.
5. Bootstrap, a sleek, intuitive, and powerful mobile first front-end framework for faster and easier web development.

Q. What are Bootstrap media queries?
Media Queries in Bootstrap allow you to move, show and hide content based on viewport size.

Check Out Bootstrap Tutorials

Q. How do you make images responsive?
Bootstrap 3 allows to make the images responsive by adding a class .img-responsive to the tag. This class applies max-width: 100%; and height: auto; to the image so that it scales nicely to the parent element.

Q. What is Bootstrap Grid System?
What is grid: In graphic design a grid is a structure made up of vertical & horizontal lines used to structure content.
Grid is very effective method to create a consistent layout rapidly & Effectively using html & css.
Bootstrap provides the fatest and easy way to create layouts of webpage.
Bootstrap provides a responsive, mobile-first, fluid 12 – column grid system.
Q. Working with Bootstrap structure?
Bootstrap structure contains the following 3 major libraries:
1. CSS Library
2. JS Librarys
3. HTML Library (images/fonts Library)

Q. What is UTF-8?
It is transformation format, it recognize multilingual (other than English), hindi, telugu, Japanese, Arabic, etc…, A Unicode can define the following three points:

1. Nomatter what the platform?
2. Nomatter what the program?
3. Nomatter what the languagee?

Q. Bootstrap.min.js?
Bootstrap required because of the following main reasons:

1. Mobile first: Approach since bootstrap 3, the framework consists of mobile first styles throughout the entire library.
2. Browser Support: Bootstrap is supported by all popular browsers.
3. Responsive: Bootstrap’s responsive CSS adjust to Desktops, Laptops, Tablets, and Mobile phones. 
4. Easy to get started: With just the knowledge of HTML & CSS anyone can get started with Bootstrap.

Q. What are the features of bootstrap?
Bootstrap supports several features:

1. Responsive features.
2. Consistent Design
3. Save lots of time
4. Easy to implement
5. Compatible with all web browser
6. Open source

Q. Working with Bootstrap Containers?
Bootstrap requires a containing element to wrap sites contents and house our grid system. You may choose one of two containers to use in your projects.

There are two containers to choose from:

1. Container
2. Container – fluid.

Q. Responsive Images?
We can create responsive images by adding responsive tag to images. It will apply 100% height, width & auto alignment.
Syntax: Class = “img-responsive”
Q. How many kinds of JavaScript Popup Boxes?
JavaScript has 3 kinds of pop-up boxes
1. Alert box
2. Confirm box
3. Prompt box

Q. Explain the typography and links in Bootstrap.
Bootstrap sets a basic global display (background), typography, and link styles −
a) Basic Global display− Sets background-color: #fff; 
b) Typography− Uses the @font-family-base, @font-size-base, and@line-height-base attributes as the typographic base
c) Link styles− Sets the global link color via attribute @link-color and apply link underlines only on :hover.

Q. HTML5 Progress bars with bootstrap (Bootstrap progress bars)?
Bootstrap supports different types of progress bars:
1. Basic Progress bars
2. Static Progress bars
3. Label Progress bars
4. Color Progress bars
5. Animated Progress bars
6. Stacked Progress bars

Q. What is Normalize in Bootstrap?
Bootstrap uses Normalize to establish cross browser consistency.
Normalize.css is a modern, HTML5-ready alternative to CSS resets. It is a small CSS file that provides better cross-browser consistency in the default styling of HTML elements.

Q. Bootstrap Button Groups?
Bootstrap allows you to group a series of buttons together. It has the following different Button Groups:

1. Button toolbar
2. Button sizing
3. Button vertical variation
4. Justified button groups

Q. What is Lead Body Copy
To add some emphasis to a paragraph, add class = “lead”. This will give you larger font size, lighter weight, and a taller line height

Q. What are glyphicons?
Glyphicons are icon fonts which you can use in your web projects. Glyphicons Halflings are not free and require licensing, however their creator has made them available for Bootstrap projects free of cost.

Q. How do you use Glyphicons?
To use the icons, simply use the following code just about anywhere in your code. Leave a space between the icon and text for proper padding.

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