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Introduction to React Native Interview Questions Part 1 – React Native Interview Questions (Basic)This first part covers basic React Native Interview Questions and Answers.
Q1. What is React Native?Answer:
React Native is a Facebook open source project that allows developers to create mobile cross-platform applications with JavaScript. By using the same design principles, you can build a mobile app using the ReactJs framework for a web application. lets the developer construct a mobile application user interface through the composition of multiple components. There were few options before React native, such as Cordova, an ionic application for hybrid building. Such apps had been built using web technologies but the hybrid application was not a native application and there was no issue with performance. Native reaction solves performance issues, which is why React group has become popular quickly.
Q2. Who Uses React Native?Answer:
There are many applications are built using the react native. Some of the listed below there are popular websites that are using the react native.
Tesla
F8
Skype
Answer:
WebView is a part of the React Native which is used to load a web page. It is supplied from the center of the library of reactors. The WebView is replaced by the built-in native of the central reaction and then inside the WebView library. WebView is a bridge linking web applications to the native respondent and provides users with various options to connect to the web-based program. You can also manage your browser and load an application to the web page from WebView. WebView is a React Native element that does not need to be enabled or configured.
Q4. What is Gesture Responder System?Answer:
The gesture response device controls the lifecycle of your application’s actions. The software decides what the user’s purpose is, and touch can go through many stages. For starters, you have to decide whether the touch scrolls, slides on a screen, or taps. During a brush, this can even change. Multiple concurrent touches can also exist. To allow components to manage these contact interactions without further knowledge regarding their parent or child portion, the touch response system has to be used.
Q5. How to Create a Button by Using the React Native? Part 2 – React Native Interview Questions (Advanced) Q6. How Virtual DOM Works in React Native?Answer:
React builds an in-home cache in the data structure, measures the variations resulting and then quickly updates the DOM shown on the browser. It enables developers to write code as if the whole page is displayed on each update when the React libraries just alter subcomponents.
Q7. How CSS Flexbox is Used to Layout a React Native UI?Answer:
Q8. What is JSX?Answer:
JSX is a JavaScript framework for XML embedding. You may claim JSX is a template language to write JavaScript HTML/XML tags. HTML/XML can be written to the JavaScript file with the aid of JSX. JSX enables react feature conditional rendering. The reaction involves the construct stage that converts JSX to JavaScript code that is ultimately executed in the case of a web application or a reaction Native if React Native is used.
Q9. Which React Native Tool and Skills you Need to Create the Mobile App?Answer:
One of the main attributes of a system is the developer experience. If it is very difficult and complicated to start with any structure, the group can take a great deal of time to embrace it. This is why React native has made every effort to simplify the first step for the development of apps. To create a mobile app with React Native you need to understand JavaScript principles and CSS design supports React Native app.
Q10. What are the Advantages of React Native?Answer:
Props are parameters used at the time of design and restoration to configure a part. Proposals are like arguments passed to a part of a reaction. For instance, Image is a very fundamental component given for displaying an image in React Native library. It embraces a prop called source that regulates the picture that it shows. By modifying the values of props, a part may show different UIs and features. We may argue that props allow the same part in different areas to be used and re-used.
Recommended ArticleThis is a guide to React Native Interview Questions. Here we have studied the top React Native Questions and Answers which are often asked in interviews. You may also look at the following articles to learn more –
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