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Few common web development interview questions

Updated: Dec 15, 2023



What is web development?

The work of a web developer is called as web development in which the web developer will develop the website. Basically there two categories in which the entire web development in divide and these are:

  • Front end development

  • Back end development

Front end development is the user interface part to which the users will interact directly also known as client side of the application.

This is the described roadmap of the frontend web development, we must have good knowledge of these languages and technologies. Some of the common front end languages are:

  • Html

Hypertext markup language used to structure the website layouts, the latest version of the html is html 5 also known as semantic html.


  • Css

Cascading style sheets is used for the styling of the websites after completing the structure of the website, we will design it with css. You can puruse courses at HTML5 & CSS3 training institute in Delhi to build website designing skills.

  • Javascript

JS is no doubt a must to learn front-end development language. It adds the behavior to the websites and make them live. Every browser will have the javascript engine which do execute the code of javascript. Check JavaScript course in Delhi to start learning JS.

  • Bootstrap

Bootstrap is the framework of the css, it is used to create fast and responsive websites by using prebuilt components.

Here are the some of the widely used frameworks and libraries of the front end:

You can learn all of these languages with web design courses in Delhi.

Backend development is the server side development of the website, in which the users will not interact directly but indirectly they will use the database to view the data on the website. Below is the roadmap of the backend web development:


Below is the some of the mostly used back end languages in the back end technologies are:

  • PHP

It is the server side scripting language, specifically designed for the web development.

  • Java

Java is a higly scalable programming language and widely used for the web development.

  • Python

Python is a fast and efficient in integrating the system terms.

  • Node js

Javascript can be used outside of the browser by using the node js.

You can learn them all with web development courses in Delhi.

Now let’s see some of the commong asked questions of the web development in the interviews:

  1. What is the role of a web developer?

  2. What is the difference of HTML and XHTML?

  3. What is difference of the ID and Class selector?

  4. Explain the undefined and null in javascript

  5. List some of the css selectors

  6. What is responsive design and adaptive design?

  7. How to integrate different stylesheets in the website?

  8. How can you reduce the load time of a website?

  9. The correct way to include the javascript into the website?

  10. Explain the types of scopes in javascript?

  11. What is the difference between “==” and “===” in javascript?

  12. What is npm?

  13. What is a webpack?

  14. How to integrate an api?

  15. Explain the DOM

These were the some of the most commonly asked questions in the web development interviews.


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