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.

336

Explain the major advantages of react.

339

Explain the different phases of react component’s lifecycle?

336

Explain the significance of store in redux?

365

What is a state in react?

364

What are the advantages of react router.

330

What is the role of reducer.

363

Explain the features of react?

338

How state is useful for react?

360

What do you understand by virtual dom?

335

Explain the advantages of redux?

319

Explain the limitations of react?

343

What is the difference between stateful and stateless components.

425

How arrow function is used in react?

432

What is the difference between states and props.

374

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Un-Answered Questions { React.js }

How to set focus in reactjs?

352

What are the three principles that redux follows?

360

How to update the state of the component in reactjs?

364

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

406

What is jest?

392

What are state and props in reactjs? What is the difference between the two? Give a proper example of using state and props to elaborate the concept with complete source code?

368

Explain the major advantages of react.

339

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

307

What are fragments?

429

What is import in react?

367

What are the pros and cons of using React?

358

What is the life cycle of reactjs?

373

What are the components in flux architecture?

360

How to use https instead of http in create-react-app?

404

Is it possible to display props on a parent component?

366

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