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React Interview Guide

React Interview Guide

By : Sudheer Jonna, Andrew Baisden
4.3 (6)
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React Interview Guide

React Interview Guide

4.3 (6)
By: Sudheer Jonna, Andrew Baisden

Overview of this book

Are you struggling with React job interviews, feeling hindered by the lack of knowledge or confidence? Look no further than the React Interview Guide. Complete with the latest features of the React library, this comprehensive solution will assist you in taking a definitive step forward in your career as a React developer. This book systematically covers frequently asked questions and common edge cases encountered in React interviews. It goes beyond React to encompass other essential technologies in the React ecosystem, including routing, CSS, testing, and building Next.js apps. You’ll benefit from invaluable expert guidance, enabling you to address a wide range of React ecosystem questions swiftly as this book prioritizes interview readiness, sparing you the need to dwell excessively on individual topics before technical discussions. By the end of this book, you’ll be thoroughly equipped to excel in any React interview, giving you an edge over your peers and significantly increasing your chances of securing your dream job.
Table of Contents (19 chapters)
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1
Part 1: Getting Ready for Interviews
3
Part 2: Mastering the Core React Technical Interview
8
Part 3: Going Beyond React and Advanced Topics
13
Part 4: Hands-On with Programming Tasks

Summary

This chapter covered a list of advanced concepts that you might encounter in a ReactJS interview. We began by covering new features such as portals, which handle modal windows, error boundaries, which prevent the app from crashing due to errors, and the Suspense feature, which displays an alternative UI for heavily time-consuming background tasks. After that, we covered topics related to concurrent rendering, which supports features that improve the rendering performance, followed by the Profiler API, which can be used to detect the rendering cost of specific parts of an application.

Then, we discussed development-only features such as strict mode and static types, which help us avoid any possible bugs and errors encountered in the code. Finally, we introduced React in mobile environments and React Native and its differences with ReactJS, as well as its internals and rendering architecture.

Throughout this chapter, we have helped you learn advanced concepts, their significance...

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