Native React MCQ Solution | TCS Fresco Play

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Native React MCQ Solution  |  TCS Fresco Play

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1. React Native is not having third-party plugin compatibility

a.False


2. React Native is ‘learn once, run anywhere’.

a.False


3. What is the main difference between React and React Native?

a.ReactJS is a Library where react native is a framework.


4. It is compulsory to install Xcode or Android studio for react native mobile application development.

a.False


5. Developer of React Native is

a.Facebook


6. AppRegistry is the JavaScript exit point to run all React Native apps.

a.False


7. JSX is JavaScript with a syntax extension which allows a mixture between _______________ and ___________.

a.JavaScript and XML tags


8. Which method is called when a component is being removed from the DOM?

a.componentWillUnmount()


9. _______________ is a component that enable navigation between different screens in the applications.

a.Navigator


10. Which of the following properties Flex box Layout has?

a.All of the above


11. With React Native,you just style your application using _______________

a.JavaScript


12. The _______________ file defines some metadata for our project and, most importantly, declares react-native as a dependency of our own project

a.Package.json


13. One of the benefits of React Native vs. Native Development is that React Native has the live reload ability

a.True


14. In React Native, Geolocation API is available through the _______________ global, so you do not need to import it.

a.navigator.geolocation


15. In Reactive forms, the HTML of the forms are automatically created.

a.False


16.React Native supports DOM and Virtual DOM concept.

a.False


17.What type of data does a ListView take?

a.Data Source


18.Which of the following is not a React Native API?

a.Settings


19.React Native is like other Hybrid Apps which are actually slower than Native mobile apps

a.False


20.Which method retrieves automatic updates about the current location of the device?

a.Geolocation.watchPosition()


21.For networking needs, React Native framework provides the fetch API.

a.True


22.Which Objective C file can be used to switch the React Native bundle location in bundle.cc?

a.AppDelegate.m


23._______________ is an architectural pattern that enforces unidirectional data flow

a.Flux


24.React Native is ‘learn once, write anywhere’.

a.True


25.You can use any CSS in the styles of the React Native StyleSheet object.

a.True


26.FormsModule is imported from @angular/_______ in Model Driven Form

a.Forms  this is wrong


27.Which command you have to run for installing React Native?

a.npm install -g react-native-cli


28.To build an iOS app, you need a Mac OS and to build an android app you want 

a.Any one of these


29.How do you create a new React Native project?

a.$ react-native init


30.Live Reloading and Hot Loading is present in React Native Developer Tools.

a.True


31._______________ captures user touch events

a.None of these


32.AppRegistry is the JavaScript entry point for running all React Native apps

a.True


33.By writing CSS in JavaScript, you are isolating styles from

a.Code / package  is wrong



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