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React.js Interview Questions
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What is the ‘Store’ feature in Redux?

 183

How to dispatch the data in-store?

 202

What is the use of React.Children.map(props.children, () => )?

 179

List down some of the methods in a react-dom package

 184

What are the popular animation package in React ecosystem?

 229

How can we do server-side rendering in React?

 186

Can you update props in react?

 202

What is Babel in React js?

 182

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

 209

How to build the React app for production?

 196

What is ComponentWillMount()?

 306

Explain react hooks?

 165

What is the difference between shadow dom and virtual dom?

 208

Explain error boundaries?

 174

List some of the major advantages of react?

 163

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Un-Answered Questions { React.js }

What is Redux?

188

How to set up routing in reactjs. Explain with the help of step by step approach?

160

What kind of information controls a segment in React?

305

What are components in reactjs?

185

why can’t browsers read jsx?

184




What is Context in React?

161

How to pass a parameter to an event handler or callback?

188

Why do we need a router in reactjs?

166

Explain dom diffing?

173

What are the lifecycle methods going to be deprecated in react v16?

180

What is current stable version of reactjs?

206

How to use events in reactjs? Give an example of using events?

175

How can we build react in production mode?

159

What are arrow functions? How are they used?

188

How is reactjs different from angular and vue js?

166

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