React Js Developer Interview Questions

Junior React JS Developer

Interviewed at Kenmark ITan Solutions

4.3★

Jun 8, 2024

Some basics about CSS, javascript & reactjs.

React Js Developer

Interviewed at FynTune

3.3★

Jan 6, 2023

Q: What is react? Q: Why do we use react instead of other frameworks? Q: What is the virtual dom concept? Q: useState & use effect hooks? Q: Class-based component and functional component? Q: How to call parallel call API? Q: Use of Key word in React? Q: diff between === & == Q: Basis width of mobile phone? Q: universal selector? Q: media query? Q: diff between absolute and relative position?

Q: What is useEeffect()? Q: How to mange state? Q: How Redux works? Q: Some Questions about form validation (Formik form)?

React Js Developer

Interviewed at Bajaj Finance

3.5★

Sep 6, 2021

1. What are the life components of reactjs? 2. Define use state, use effect.

React Js Developer

Interviewed at Vidal Healthcare

3.5★

Oct 23, 2024

What kind's of Hooks you have used

React Js Developer

Interviewed at XYZ

3.5★

Oct 21, 2024

react js , js coding question like string reverse, shallow copy deep copy life cylce method

Senior Frontend Developer-React JS

Interviewed at TCS

3.6★

Dec 18, 2024

What is the difference between real dom and virtual dom

Senior Frontend Developer-React JS

Interviewed at Refurbed

3.9★

Feb 5, 2025

General HR and motivational questions, plus 10 technical interview quiz questions related to javascript and Vue.js 3.

Basics of react js and communication in first round ,after this they took machine test based on react and mui .after this also teken interview on react .

React Js Developer

Interviewed at KeepWorks Technologies

4.7★

Mar 27, 2020

Tell me about yourself.