React.js Interview Questions
Questions Answers Views Company eMail

What is the ‘Store’ feature in Redux?

255

How to dispatch the data in-store?

283

What is the use of React.Children.map(props.children, () => )?

257

List down some of the methods in a react-dom package

254

What are the popular animation package in React ecosystem?

307

How can we do server-side rendering in React?

280

Can you update props in react?

300

What is Babel in React js?

266

What is the purpose of callback function as an argument of setstate()?

296

How to build the React app for production?

279

What is ComponentWillMount()?

402

Explain react hooks?

245

What is the difference between shadow dom and virtual dom?

296

Explain error boundaries?

256

List some of the major advantages of react?

274


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Un-Answered Questions { React.js }

What are features of react.js?

237


Explain react hooks?

245


Why react js is faster?

246


How can I make an AJAX call?

311


Why vue js is better than react?

235


How are actions defined in redux?

299


Can JSX element be attached to other JSX components?

270


Explain about the standard javascript toolchain, transpilation, jsx?

247


What can you do with hoc?

248


Can you force a React component to rerender without calling setState?

251


What is the difference between stateful and stateless components.

275


How to enable production mode in react?

295


What is react router?

277


What is the lifecycle methods order in mounting?

268


What is render() in React? And explain its purpose?

326