1. Frontend concept questions 2. Connecting to an API and being able to favorite an item even when the page is reloaded
Frontend Developer Interview Questions
8,963 frontend developer interview questions shared by candidates
1. Name and explain software engineering principles 2. What's the difference btn git fetch and git merge 3. Write an algorithm of 0(n^2) - whiteboard. 4. Explain the SQL joins 5. Git rebase & squash
More than technical questions there were many logical thinking questions.
1. Explain the DOM and how it works. 2. What are semantic HTML elements? 3. How does CSS specificity work? 4. What is the difference between `inline`, `inline-block`, and `block` elements? 5. Explain the box model in CSS. 6. How do you optimize a website’s performance? 7. What is the purpose of responsive design? 8. How does Flexbox differ from CSS Grid? 9. What are media queries? 10. Explain the difference between `position: relative` and `absolute`. 11. What are pseudo-classes and pseudo-elements? 12. What is the difference between `var`, `let`, and `const` in JavaScript? 13. How does JavaScript handle asynchronous operations? 14. Explain event delegation in JavaScript. 15. What is the purpose of `this` in JavaScript? 16. How do closures work in JavaScript? 17. Explain the virtual DOM in React. 18. What are React hooks? 19. How do you manage state in a React application? 20. What is the difference between a controlled and uncontrolled component in React? 21. What is the lifecycle of a React component? 22. How do you optimize a React app’s performance? 23. What is the role of a build tool like Webpack? 24. How do Single Page Applications (SPAs) work? 25. What are REST APIs, and how do you interact with them? 26. How do you handle cross-browser compatibility issues? 27. What are the advantages of TypeScript over JavaScript? 28. How do you implement accessibility in a web application? 29. How do you debug JavaScript code? 30. What front-end development tools and frameworks do you prefer, and why?
Describe the component lifecycle in React. Why is it important?
why you're changed Non-IT to IT?
They asked two questions which is on DSA and waiting for further interview process.
Todo lo relacionado con la experiencia
How will you improve your project?
Javascript basic questions on array.shift, array.pop etc.
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