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

React.js Interview Questions

Questions Answers Views Company eMail

Give an example of both stateless and stateful components with source code?

453

How to embed two components in one component?

438

What is flux concept in reactjs?

435

How to use events in reactjs?

417

What are the advantages of using jsx?

449

What are the advantages of using reactjs?

506

How to use forms in reactjs?

458

What are the life cycle of reactjs?

414

When reactjs released?

433

What is current stable version of reactjs?

587

What are state and props in reactjs?

489

What are the feature of reactjs?

603

How to set focus in reactjs?

418

What are the purpose of render() in react?

417

Why do we need a router in reactjs?

407

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Un-Answered Questions { React.js }

What are the component life cycle methods in reactjs?

503

What is high-level component lifecycle in react.js?

515

How are actions defined in redux?

481

How events are different in react?

472

How to enable production mode in react?

511

How arrow function is used in react?

497

What is meant by pooling?

440

Can you explain about the standard javascript toolchain, transpilation, jsx?

413

What are components in reactjs?

419

What are the popular animation package in React ecosystem?

445

What is function based component?

429

When was React first released?

452

What is the virtual dom, and a pragmatic overview of how react renders it to the dom in react.js?

413

What are the advantages of redux?

452

Is it possible to nest jsx elements into other jsx elements?

427

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