Latest Interview Questions on React Native

Do we use the same code base for Android and iOS?

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Yes, we can use the same codebase for Android and iOS, and React takes care of all the native component translations. For example, a React Native ScrollView use ScrollView on Android and UiScrollView on iOS.   Yes, in React Native, you typically use the same code base for both Android and iOS platforms. React Native … Read more

Can we combine native iOS or Android code in React Native?

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Yes, we can combine the native iOS or Android code with React Native. It can combine the components written in Objective-C, Java, and Shift.   Yes, React Native allows you to combine native iOS or Android code with JavaScript code. React Native is designed to be extensible and provides a way to write native modules … Read more

How Virtual DOM works in React Native?

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Virtual DOM is a lightweight JavaScript object, which is an in-memory representation of a real DOM. It is an intermediary step between the render function being called and the displaying of elements on the screen. It is similar to a node tree, which lists the elements, their attributes, and content as objects and their properties. … Read more

Are all React components usable in React Native?

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React web components use DOM elements (ex. div, h1, table, etc.) to display on UI. But, these components are not supported in React Native. You will need to find libraries or components which is made specifically for React Native. It is very hard to find that there are components available, which support both. But, it … Read more

List the users of React Native?

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Today, thousands of React Native built-in apps are available in the market. Here is the list of users who uses React Native apps: Facebook Facebook Ads Manager Instagram F8 Airbnb Skype Tesla Bloomberg Gyroscope Myntra UberEats   React Native is a popular open-source framework for building mobile applications using JavaScript and React. It has been … Read more