React JS Interview Questions and Answers

Frequently asked Interview Question and Answer in React JS suites for both Freshers and Experienced Candidates.

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1.what is react?React is a front-end Java script library developed by face book in 2011...

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21.How do you tell react to build in production mode and what will that do?Ordinarily you’d utilize webpack’s...

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41. What is redux?Redux is one of the hottest libraries for front-end development in today’s marketplace...

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61. Why do we need a router in react?A router is used to define multiple routes and when a user types...

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81.How to pass a parameter to an event handler or callback?You can use an arrow function to wrap around an event...

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11.What are the popular react-specific linters?Eslint is a popular javascript linter. There are plugins available...

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31.How to use https instead of http in create-react-app?You just need to use https=true configuration...

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51. What is the significance of store in redux?A store is a javascript object which can hold the application...

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71.what are the limitations of react?Limitations of react are listed below:React is just a library, not a full-blown...

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91.What is the difference between npm and npx? npm: a node package manager...