[#Script #Coding] Top 30 React Interview Questions and Concepts

Top 30 React Interview Questions and Concepts

By freeCodeCamp.org
Published: Sep 12, 2022


freeCodeCamp.org Prepare for a React interview or improve your React skills by learning about 30 common React JS interview questions and concepts.

Nishant Singh developed this course. Check out his channel: https://www.youtube.com/c/Cybernatico…

    Course Contents

  • (0:00:00) Introduction
  • (0:00:43) Map and Filter
  • (0:20:06) States in React
  • (0:33:33) Props in React
  • (0:40:34) Inline Conditional Expressions
  • (0:52:04) Event Handling in React
  • (0:57:41) Keys in React
  • (1:03:25) Forms in React
  • (1:18:04) Dynamic Inputs in React
  • (1:26:02) CSS Styling in React
  • (1:36:47) Uncontrolled v/s Controlled Components
  • (1:44:10) Virtual DOM
  • (1:46:05) InnerHTML in React
  • (1:55:23) React Fragments
  • (2:00:02) Stateless v/s Stateful Components
  • (2:01:57) REST API Requests
  • (2:27:05) Debouncing in React
  • (2:38:43) Context API in React
  • (2:49:33) Class v/s ClassNames in React
  • (2:52:59) Higher Order Components
  • (3:06:18) Lazy Loading in React
  • (3:14:34) Helper Functions in React
  • (3:24:21) Implementing Recursion in React
  • (3:27:10) Running Arrays of Functions
  • (3:33:08) Custom Hooks in React
  • (3:37:22) Promises and Async/Await
  • (3:51:52) Code Splitting in React(Dynamic Imports)
  • (3:58:18) Creating a Search Filter in React
  • (4:13:10) Adding TypeScript to React
  • (4:16:36) React Testing Library
  • (4:30:41) Caching an API Response

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