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React.js Interview Questions
Questions Answers Views Company eMail

How is react.js different from other javascript frameworks?

432

What is flux concept in reactjs? Explain various flux elements including action, dispatcher, store and view. Give a simple practical example of installing and using flux in an application?

375

What is the difference between flux vs mvc?

433

How to use forms in reactjs? Give an example of using forms in reactjs by developing a user registration form?

356

What kind of tools might you use in the build steps to optimize the compiled output of the react code?

517

What are the benefits of using react.js?

448

What are react component lifecycle methods?

436

When would you use setstate() and forceupdate()?

319

What are the advantages and disadvantages of using react components?

452

How to set up routing in reactjs?

413

How might react handle or restrict props to certain types, or require certain props to exist?

396

What is the difference between various react component lifecycle methods?

442

What is redux and flux? When do you use them?

398

Explain various flux elements including action, dispatcher, store and view. Give a simple practical example of installing and using flux in an application?

350

Have you used html while working with react.js?

365


Post New React.js Questions

Un-Answered Questions { React.js }

How do you tell react to build in production mode and what will that do?

422


Which feature can we use to cause a component to render only when its id changes?

539


Is it possible to use async/await in plain react?

368


Why do you need to use props.children?

355


What is the purpose of callback function as an argument of setstate()?

434


How to set focus in reactjs?

372


What is refs?

488


Please explain step by step approach on how to setup environment for reactjs?

364


What are the three principles that redux follows?

388


What is the difference between setstate() and forceupdate()?

375


List some advantages of reactjs?

361


How can you share an element in the parsing?

401


Why is a component constructor called only once?

403


How react router and its techniques differ from more traditional javascript routers like backbone’s router?

557


What are the advantages of react router.

358