General: - Tell me about yourself - What projects (personal or otherwise) have you worked on recently? Technical: - What is a closure? - Difference between var, let, and const - Explain what useEffect does
Frontend Developer Interview Questions
8,947 frontend developer interview questions shared by candidates
Sort the array by without modifying the array
Round 1: 1. What is currying in Javascript and implement it? 2. Implement a function which behaves exactly like Promise.all without using Promise.all. Round 2: Design a frontend application to load the the data/tables from google sheets and display them in read only mode. There can be a huge number of sheets with huge number of rows in each sheet. Also assume that whatever api's you'll need are available. Round 3: Fist half Tell a story about your life starting from schooling days covering major events in your life. What all decisions did you make and story behind the reason. The interviewer wanted to understand the thought process involved in making a decision. Second half: Given a video on hotstar, design a layout which would display all the meta data of the video in the form of widgets. For eg. for a movie it could be trailer, directors cut shot video, cast etc. For a sporting video it could be score card, weather report, highlights etc
Implement pluck method like underscore library
Questions about Javascript, Node.js, and React.
What is the biggest mistake you’ve made in your career?
Bunch of console.log statements in different scopes and asked what's the expected output.
First interview: Given that you can get metro passenger's check-in and check-out station and time figure out a system for calculating average travel time.
What is an event loop?
Deep knowledge about react js
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