React.js Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

React.js Interview Questions

Questions Answers Views Company eMail

State the difference between Real DOM and Virtual DOM?

366

Name the important features of React

377

What is Flux Concept In React?

407

Explain the term synthetic events?

538

Explain the term ‘Restructuring.’

356

How will be you able to handle more action using redux?

389

What is inline conditional expressions?

459

Name out an important feature of Redux workflow features

396

does reactjs use html?

358

What is React.cloneElement? And the difference with this.props.children?

392

What is lifting state up in react?

380

What are children prop?

364

When should you use the top-class elements for the function element?

396

why can’t browsers read jsx?

379

What is refs?

490

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Un-Answered Questions { React.js }

What is Context?

375

What is higher order components (hoc)?

378

What is Context in React?

366

What is the difference between shadow dom and virtual dom?

477

Explain the advantages of redux?

358

What is lazy loading react?

408

What do you know about controlled and uncontrolled components?

352

Why is it necessary to capitalize component names?

414

What is the purpose of using bindActionsCreators?

383

What is flux?

368

What is the difference between setstate() and forceupdate()?

377

What is the lifecycle methods order in mounting?

372

What are the lifecycle methods going to be deprecated in react v16?

391

What are the differences between a class component and functional component?

407

Do you need to use ES6 (+) with React?

413

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