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

React.js Interview Questions

Questions Answers Views Company eMail

What are the components of redux.

331

Explain the major advantages of react.

331

Explain the different phases of react component’s lifecycle?

331

Explain the significance of store in redux?

360

What is a state in react?

355

What are the advantages of react router.

321

What is the role of reducer.

353

Explain the features of react?

331

How state is useful for react?

353

What do you understand by virtual dom?

328

Explain the advantages of redux?

312

Explain the limitations of react?

338

What is the difference between stateful and stateless components.

414

How arrow function is used in react?

421

What is the difference between states and props.

365

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Un-Answered Questions { React.js }

List some advantages of reactjs?

316

What is the life cycle of reactjs?

367

What is the difference between createelement and cloneelement?

400

What is uncontrollable component in reactjs?

362

What are refs in reactjs?

322

How is react router different from conventional routing?

502

What is lifting state up in react?

346

How to dispatch the data in-store?

380

What are the three principles that redux follows?

353

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

422

When would you use a class component over a functional component?

345

Why is it necessary to capitalize component names?

375

Explain what is CSS-in-JS pattern?

352

Explain the major advantages of react.

331

How to set focus in reactjs?

345

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