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

React.js Interview Questions

Questions Answers Views Company eMail

Name any five predefined prototypes used in React

1 895

What is the difference between React Native and React?

446

What is Context in React?

366

How can you share an element in the parsing?

406

How to set state with a dynamic key name?

423

what are the limitations of react?

548

Ho can you re-render a component without using setState() function?

425

Explain basic code snippet of jsx with the help of a practical example?

379

What is the difference between the state and props in reactjs?

445

What are the advantages of reactjs?

374

How to apply validation on props in reactjs?

447

What is reactjs-jsx?

381

What are components in reactjs?

384

Give an example of using events?

381

What are the limitations of reactjs?

532

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Un-Answered Questions { React.js }

What is the life cycle of reactjs?

398

What is the difference between shadow dom and virtual dom?

477

What are the advantages and disadvantages of using react components?

463

Explain the term ‘Restructuring.’

356

How to set state with a dynamic key name?

423

What is the difference between reactjs and angularjs?

380

What is arrow function in react?

434

What are refs in reactjs? When to use it.

394

What is React?

382

What is React.PropTypes?

456

How to enable production mode in react?

476

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

512

What is the difference between angularjs vs react.js?

492

What are components in reactjs?

384

List some of the cases when you should use refs?

333

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