React Native Interview Questions

React Native Interview questions

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React Native Interview questions

Yes, we can. React Native smoothly combines the components written in Objective-C, Java, or Swift.
Text, Image, View, TextInput, ListView are some core components of React Native.
React Native is mobile app development platform that allow you to create android and ios apps only using Javascript. React Native uses the same fundamental UI building blocks as regular iOS and Android apps so applications created using React Native are indistinguishable from an app built using Objective-C or Java.
Run the following command to Create and start a React Native App.
  • Step 1: npm install -g create-react-native-app // Installs create native app
  • Step 2: create-react-native-app AwesomeProject // Create a project named AwesomeProject
  • Step 3: cd AwesomeProject
  • Step 4: npm start
StyleSheet.create method ensures that values are immutable and opaque, they are also only created once.
React creates an in-memory data structure cache, computes the resulting differences, and then updates the browser’s displayed DOM efficiently. This allows developers to write code as if the entire page is rendered on each change while the React libraries only render subcomponents that actually change.
Thousands of apps are created using React Native. Here is the list of some popular companies who are using React Native.
  • Facebook
  • Facebook Ads Manager
  • Instagram
  • F8
  • Airbnb
  • Skype
  • Tesla

You know more from https://facebook.github.io/react-native/showcase.html

Also, Read Best React.Js Interview Questions and Answers

XHR Module is used for implementation of XMLHttpRequest to post data on the server.