Frontend Interview Questions For Freshers

 To be a successful frontend developer, you need a combination of technical skills, problem-solving abilities, and a good understanding of user experience design. Here are some essential skills for frontend development:

1. Proficient in HTML: Understanding the structure, semantics, and best practices of HTML is essential for creating well-structured and accessible web pages.
2. Strong CSS Skills: CSS is used for styling and layout. You should be proficient in CSS fundamentals, including selectors, box model, positioning, responsive design, and CSS frameworks.
3. JavaScript and Frameworks: JavaScript is a core language for frontend development. Familiarity with JavaScript and its libraries/frameworks like React, Angular, or Vue.js is crucial for building interactive and dynamic web applications.
4. Responsive Design: Ability to create responsive layouts that adapt to different screen sizes and devices is essential for delivering a consistent and user-friendly experience across various platforms.

Front End Developer Interview Questions for Freshers

HTML

1. What are the new features of HTML5 ?
2. What is the purpose of the doctype declaration in HTML5 ?
3. What would happen if I would not declare doctype in html ?
4. What are data attributes in HTML5 and how are they used ?
5. What is the difference between HTML and HTML5 ?
6. What is the difference between localstorage , session storage and cookies ?

CSS

1. Explain CSS position properties ?
2. What is the difference between display inline , display inline block and display block ?
3. What are the different types of Selectors in CSS ?
4. What are pseudo elements and pseudo classes ?
5. What are new features in CSS3 ?
6. What is the box model in CSS3 ?
7. In how many ways can we add CSS to our HTML file?

JavaScript

1. What are the data types in JavaScript ?
2. What is the difference between null and undefined ?
3. What is the difference between == and === ?
4. How to define a class in JavaScript ?
5. Explain variable hoisting ?
6. What is JSON.stringify() ?
7. In how many ways we can define an object in JavaScript ?
8. Explain closures in javascript ?
9. What will be the output of the following :

console.log(4.toString());

console.log(4.2.toString());

console.log(4*undefined);

Angular

1. What is a Single page application ?
2. What is Angular and what are its key features ?
3. What are the lifecycle hooks in an Angular component ?
4. What is the difference between ng serve and npm start?
5. What is the difference between ‘dependencies’ and ‘dev-dependencies’ properties in package.json ?
6. How to implement routing in Angular ?
7. What are the ways to share data between 2 components in Angular ?

Git Interview Questions For Freshers

1. What is git and what are the most useful commands ?
2. Why git is most popular ?
3. Explain the difference between 'git pull' and 'git fetch' ?
4. What command is used in git to change your working branch ?
5. What is the difference between git and GitHub ?
6. How do you rename a branch in Git ?
7. Describe the purpose and functionality of the '.gitignore' file ?
8. What things to be considered while reviewing a pull request ?
9. What is the purpose of the 'git stash' command ?
10. How do you resolve a merge conflict in Git ?
11. What is the difference between Git's "merge" and "rebase" operations ?

Source:- Git Interview Questions For Freshers

JavaScript Coding Interview Questions 

1. Write a code to display which character is coming how many times in a given string ?
2. Write a function to check whether a string is a palindrome or not with time complexity of the code ?
3. Given an array containing some numbers write a code to that will find out the missing numbers in the array's range ?
4. Write a code to reverse all the words of a given string. For example :
   Input : “how are uoy”
   Output : “Woh era you”
5. How to segregate 0s and 1s in an array in Javascript ?
6. Write a function to check if an anagram of a string is palindrome or not ?
7. Write a code to check if two strings are anagram of each other ?
8. Write a code to group items of array by category ?
9. How to get the maximum count of consecutive 1's in an array ?
10. How do you write a factorial code in JavaScript ?
11. Given an integer array, find the subarray with the largest sum, and return its sum ?
12. How to merge two sorted arrays in JavaScript ?
13. How do you check if a value is a prime number ?
14. How to reverse a string in JavaScript using recursion ?

Source:- JavaScript Coding Interview Questions

Frequently Asked Questions

1. What skills do you need for front end ?
2. What makes a good UI developer ?
3. Is frontend more difficult ?

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