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.

372

Explain the major advantages of react.

376

Explain the different phases of react component’s lifecycle?

379

Explain the significance of store in redux?

404

What is a state in react?

405

What are the advantages of react router.

366

What is the role of reducer.

398

Explain the features of react?

373

How state is useful for react?

400

What do you understand by virtual dom?

377

Explain the advantages of redux?

360

Explain the limitations of react?

367

What is the difference between stateful and stateless components.

470

How arrow function is used in react?

462

What is the difference between states and props.

400

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Un-Answered Questions { React.js }

What is the lifecycle methods order in mounting?

372

How different is react’s es6 syntax when compared to es5?

445

How are actions defined in redux?

444

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

357

Why you can’t update props in react?

406

Can a developer create animations in React?

419

Why is it necessary to capitalize component names?

414

What is the purpose of push() and replace() methods of history?

428

Which is better angular or react js?

389

How can we do server-side rendering in React?

431

What are arrow functions? How are they used?

384

What are Props in react js?

415

What is the difference between element and component?

576

What do you understand with the term polling?

405

How react router is different from history library?

509

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