Questions
Manasi Gupta
Senior Frontend Engineer
Useful and Effective
It made my interview preparation easy. With real questions from top companies and different levels, it's the perfect practice tool for any engineer.
Type
Programming
UI Based
Quiz
Languages
JavaScript
HTML/CSS/JavaScript
React
More
Try a random question
Confused about where to start? Try a randomly selected question from our vast collection of interview questions.
All Questions
Resources
Collections
Video Tutorials
Submissions
Login
Devtools Tech
Team Devtools Tech Official Profile
Questions
Resources
Resume
Submissions
Video Tutorials
How to find the most frequent word in a paragraph? Frontend Problem Solving | JavaScript
Beginner
JavaScript
923
Solve
Implement a function that returns the number of parameters expected by a function in JavaScript
Beginner
JavaScript
1327
Solve
How to implement pipe utility? | Razorpay Interview Question | JavaScript
Beginner
JavaScript
2049
Solve
How to build a moving dot animation? | Frontend Coding Challenge
Beginner
React
HTML/CSS/JavaScript
2034
Solve
How to build a Like Button? | Frontend Coding Challenge
Beginner
React
HTML/CSS/JavaScript
1725
Solve
How to check deep equality between JavaScript objects? | Zeta Frontend Interview Question
Beginner
JavaScript
2694
Solve
Build a FAQ page | Frontend Coding Challenge | React.js | HTML | CSS | JavaScript
Beginner
React
HTML/CSS/JavaScript
3248
Solve
Implement a function that creates an array of values not included in other array | Lodash Difference | JavaScript Interview Question
Beginner
JavaScript
1998
Solve
Implement a function to split an array into groups of a certain length | Chunk | JavaScript Interview Question | Lodash Polyfills
Beginner
JavaScript
1669
Solve
Build a Simple Price Calculator | Frontend Coding Challenge | Razorpay Interview Question
Beginner
React
HTML/CSS/JavaScript
1674
Solve
What is the output of the following code snippet? | JavaScript Fundamentals | Frontend Interview Question
Beginner
JavaScript
2563
207
32
Solve
Build a Counter App | Frontend Coding Challenge
Beginner
React
HTML/CSS/JavaScript
2161
Solve
Implement a function to generate a range of numbers | Range I | JavaScript Interview Question | Lodash Polyfills
Beginner
JavaScript
2454
Solve
Implement a function that accepts a callback and restricts its invocation to at most N times | Lodash Polyfills | Frontend Problem Solving
Beginner
JavaScript
1859
Solve
Implement a function that accepts a callback and restricts its invocation to at most once | Lodash Polyfills | Frontend Problem Solving
Beginner
JavaScript
1672
Solve
How to mimic componentDidUpdate using React Hooks? useDidUpdate Custom Hook | React Interview Question | JavaScript
Beginner
React
2440
Solve
How to implement String.prototype.repeat? | String Polyfills | Frontend Problem Solving | JavaScript Interview Question
Beginner
JavaScript
1536
Solve
Implement Tuple Function | LinkedIn Frontend Interview Question | JavaScript Problem Solving
Beginner
JavaScript
3051
Solve
How to animate multiple progress bars in a sequence? | Uber Frontend Interview Question | React.js | JavaScript | HTML | CSS
Beginner
HTML/CSS/JavaScript
React
4052
Solve
Design a Login Page | Version 1 | React.js | HTML | CSS | JavaScript | Frontend Projects for Beginners
Beginner
React
HTML/CSS/JavaScript
2075
Solve
How to implement Deep Filter Functionality? | AWS Frontend Interview Question | JavaScript | Problem Solving | Amazon
Beginner
JavaScript
2712
Solve
Implement cloneDeep from Lodash | Frontend Problem Solving | JavaScript Interview Question
Beginner
JavaScript
1527
Solve
How to create a timer with progress bar? | Machine Coding Round | React.js | HTML | CSS | JavaScript
Beginner
React
HTML/CSS/JavaScript
2829
Solve
How to create a toggle function in JavaScript? | Frontend Problem Solving | JavaScript Interview Question
Beginner
JavaScript
1622
Solve
How to create a vertical menu in React.js? | Beginner Frontend Coding Challenge | UI Machine Coding Round | JavaScript
Beginner
React
1850
Solve
How to create useSSR hook in React.js? | JavaScript Interview Question | Frontend Problem Solving
Beginner
React
1790
Solve
How to create useCopyToClipboard hook in React.js? | JavaScript Interview Question | Frontend Problem Solving | Custom React Hooks
Beginner
React
1940
Solve
How to fix and build an Age Validator? | Pair Programming | Frontend Coding Challenge | ReactJS | JavaScript
Beginner
React
1029
Solve
Can you identify the behaviour of following code snippet? | JavaScript Output Questions | Problem Solving | JavaScript Copy
Beginner
JavaScript
4001
197
118
Solve
Is Fetch API part of JavaScript Engine or JavaScript Runtime?
Beginner
JavaScript
3351
209
140
Solve
Back
Next
Grow with like-minded people,
Join the devtools.tech community
Stay in the know
Subscribe to our newsletter to stay up to date with all the latest content. No spam ever!
Subscribe
Telegram
YouTube
Twitter
Unsure about your interview prep? Practice Mock Interviews with us!
Book Your Slot Now