Top 20 Bootstrap Interview Questions and Answers for Fresher, Experienced

Bootstrap Interview Questions

Bootstrap is a free and open-source front-end structure for designing the sites and web applications. It contains HTML-and CSS-based plan layouts for typography, frames, links, route and other interface segments, and additionally discretionary JavaScript extensions. In contrast to numerous prior web structures, it concerns itself about front-end advancement only.

Bootstrap is the second most-featured task on GitHub, with an excess of 129,000 stars Due to this expansion in the usage of this amazing technology. The companies now require individuals who can manage to work successfully with this technology in the interest of their concern.

We have good news here and that is – we have made a list of some most frequently asked questions for an interview which is based on the role where you need to work on this technology. After consulting many individuals who have appeared in interviews related to the Bootstrap technology, this list has been prepared. There are separate sections for questions that are asked to fresher and experienced professionals. 

Bootstrap Interview Questions

  • What is Bootstrap?
  • List down the key components of Bootstrap?
  • What are the features of Bootstrap?
  • Explain why you prefer Bootstrap for website development?
  • what are class loaders in Bootstrap?
  • What are offset columns in Bootstrap?
  • What is column ordering in Bootstrap?
  • What is the use of Jumbotron in Bootstrap?
  • Explain what is Modal plugin used for in Bootstrap?
  • Explain what is Bootstrap Container?
  • Which class is used for basic pagination?
  • How you can add a badge to list group in Bootstrap?
  • What is the button group?
  • Explain what is Bootstrap well?
  • How many types of layout are available in Bootstrap?
  • How can you differentiate between Bootstrap and Foundation?
  • What is the most appropriate function to wrap the page content?
  • What is Lead Body Copy?
  • What is Contextual classes of the table in Bootstrap?
  • What are Bootstrap media queries?

Bootstrap Interview Questions with Answers for Beginners 

Q1). What is Bootstrap?

Bootstrap is an HTML, CSS, and JS system for building the rich web applications with negligible exertion. This structure accentuates more on building portable web applications.

Q2). List down the key components of Bootstrap?

The key components of Bootstrap are-

  • CSS
  • Scaffolding
  • Layout Components
  • JavaScript Plugins
  • Customize

List down the key components of Bootstrap?

Q3). What are the features of Bootstrap?

The features of Bootstrap are-

  • Easy to use
  • Open Source
  • Browser compatibility
  • Responsive features 

What are the features of Bootstrap?

Q4). Explain why you prefer Bootstrap for website development?

Bootstrap has highlights that are route superior to other web advancement stages. It gives a broad program support to pretty much every referred to the program, for example, Opera, Chrome, Firefox, Safari and so on. With satisfactory learning of CSS and HTML, web improvement turns out to be simple on Bootstrap. Likewise, it underpins versatile applications with the assistance of a responsive plan. It can modify CSS according to the gadget, screen estimate and so forth. Rather than making numerous documents, it makes just a solitary record, which decreases any additional exertion by the designer. 

Explain why you prefer Bootstrap for website development?

Q5). What are class loaders in Bootstrap?

A class loader is a piece of JRE (Java Runtime Environment) which loads Java classes into Java virtual condition. Class loaders additionally do the way toward changing over a named class into its equivalent binary form

Q6). What are offset columns in Bootstrap?

For more particular designs counterbalances are a valuable element. For all the more spacing they can be utilized by simply pushing a column over.

For example, .col-xs=* classes don’t bolster counterbalance however they are effortlessly recreated utilizing a vacant cell.

Q7). What is column ordering in Bootstrap?

Column ordering is one of the elements accessible in bootstrap and you can without much of a stretch compose segments in a request and show them in another. With .col-md-push-* and .col-md-pull-* commands.

Q8). What is the use of Jumbotron in Bootstrap?

In bootstrap, Jumbotron is commonly utilized for the content that you need to feature like some trademark or showcasing feature and so forth at the end of the day, it is utilized to expand the measure of the headings and to include a margin for landing page content.

Q9). Explain what is Modal plugin used for in Bootstrap?

A modular is a child window that is layered over its parent window. Utilizing a custom Jquery Plugin, Bootstrap Modal are made. To enhance client encounter and to add usefulness to clients, modular windows are made with the assistance of Modal module.

Q10). Explain what is Bootstrap Container?

Bootstrap holder is a class which is helpful and makes a focused territory inside the page where our site substance can be put inside. The benefit of the bootstrap. Compartment is that it is responsive and will put all your other HTML code.

Bootstrap Interview Questions with Answers for Experienced

Q11). Which class is used for basic pagination?

Pagination is the class which is used to include the pagination on a given page. 

Which class is used for basic pagination?

Q12). How you can add a badge to list group in Bootstrap?

To add identification to list a group in Bootstrap you need to just include <span class = “badge”> inside the <li> component. 

Q13). What is the button group?

Button groups enable different catches to be stacked together on a solitary line. This is valuable when you need to put things like alignment buttons together. 

What is the button group?

Q14). Explain what is Bootstrap well?

Bootstrap well is a compartment <div> that makes the substance to seem indented or an inset impact on the page. With the end goal to make a well, wrap the substance that you might want to show up in the well with a <div> containing the class of .well.

Q15). How many types of layout are available in Bootstrap?

There are two noteworthy designs for Bootstrap i.e. Liquid Layout and Fixed Layout. The liquid format is important for making an application that is 100 % more extensive and covers all the screen width. Settled Layout is utilized just for a standard screen (940px). The two formats can be utilized for making a responsive plan

Q16). How can you differentiate between Bootstrap and Foundation?

Bootstrap underpins LESS preprocessor and permits the structuring and improvement for both versatile and work area. It utilizes just pixels and has various UI components. Establishment, then again, underpins Sass preprocessor and permits for the most part portable planning. It utilizes REMs and has just a couple of choices with regards to UI components.

Q17). What is the most appropriate function to wrap the page content?

With the end goal to wrap the substance of a page, the capacity ‘.holder’ can be utilized. Utilizing a similar capacity, the content can be centered.

Q18). What is Lead Body Copy?

To add some accentuation to a passage, include class = “lead”. This will give you bigger text dimension, lighter weight, and a taller line height.

Q19). What is Contextual classes of the table in Bootstrap?

The Contextual classes enable you to change the foundation shade of your table lines or individual cells.

Q20). What are Bootstrap media queries?

Media Queries in Bootstrap enable you to move, show and shroud content dependent on your viewport size.

Conclusion

All the best! I hope that this list will help you in your interview. Nevertheless, be calm and self-confident because other than your technical knowledge your recruiter would be looking for some of the soft skills too. So be careful.