React Native Interview Questions

List Step to Create and start a React Native App?

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The following steps are necessary to create and start a React Native app: Step-1: Install Node.js Step-2: Install react-native environments by using the following command. $ npm install -g create-react-native-app Step-3: Create a project by using the following command. $ create-react-native-app MyProject Step-4: Next, navigate in your project by using the following command. $ cd … Read more

What is React Native Apps?

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React Native Apps are not web applications. These types of apps are running on mobile devices, and cannot load over the browser. Also, they are not hybrid apps that build over Ionic, Phonegap, etc. which can run over WebView component. They are the real native apps built in a single language JavaScript with the native … Read more

How many threads run in React Native?

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The React Native app contains the following thread: React Native UI Thread (Main Thread): This thread is used for the layout of the mobile app. React Native JavaScript Thread: It is a thread where our business logic will run. It means JS thread is a place where our JavaScript code is executed. React Native Modules … Read more

List the essential components of React Native.

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These are the core components of React Native: View: It is the basic built-in component used to build UI of Mobile apps. The view is similar to the div in HTML. It is a content area where you can display your content. States: It is used to control the components. The variable data can be … Read more

What are the disadvantages of React Native?

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Some of the big disadvantages of React Native for building mobile applications are given below: React Native is still new and immature: React Native is a new framework in Windows, Android, and iOS programming languages. It is still in the improvement stage, which can have a negative impact on the apps. Learning is tough: React … Read more