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?

327

Name the important features of React

341

What is Flux Concept In React?

370

Explain the term synthetic events?

500

Explain the term ‘Restructuring.’

321

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

355

What is inline conditional expressions?

428

Name out an important feature of Redux workflow features

368

does reactjs use html?

332

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

357

What is lifting state up in react?

353

What are children prop?

313

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

353

why can’t browsers read jsx?

345

What is refs?

457

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Un-Answered Questions { React.js }

What is the component lifecycle in reactjs?

392

What do you understand with the term polling?

368

Explain the term stateless components

325

How to use events in reactjs? Give an example of using events?

431

State the difference between getIntialState() and constructor()?

307

What are the life cycle of reactjs?

349

List some of the cases when you should use refs?

304

What is the second argument that can optionally be passed to setState and what is its purpose?

477

How are actions defined in redux?

408

How react component lifecycle methods help in building interfaces?

404

What is Redux Thunk used for?

369

Why reactjs is used?

341

How is flux different from redux?

363

List some advantages of reactjs?

322

Explain strict mode

332

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