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

 177

How to dispatch the data in-store?

 197

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

 175

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

 179

What are the popular animation package in React ecosystem?

 224

How can we do server-side rendering in React?

 180

Can you update props in react?

 197

What is Babel in React js?

 174

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

 204

How to build the React app for production?

 191

What is ComponentWillMount()?

 301

Explain react hooks?

 159

What is the difference between shadow dom and virtual dom?

 200

Explain error boundaries?

 168

List some of the major advantages of react?

 154

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Un-Answered Questions { React.js }

How to set state with a dynamic key name?

219

What is the second argument that can optionally be passed to setState and what is its purpose?

281

What is the difference between stateful and stateless components.

174

What do you understand by mixin or higher order components in reactjs?

157

How is react.js different from other javascript frameworks?

168




Do you think reactjs has any limitations? If so, tell a few?

157

What are the components of redux.

171

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

272

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

150

How to add google analytics for react router?

194

Explain the role of reducer?

194

How to build the React app for production?

191

How can you embed two or more components into one?

182

Explain the use of ‘key’ in react list

190

What is a state in react?

165

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