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43 interview questionsfor developers (2024)

Test your developer skills before an interview with 43 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

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43 questions
Hard
4 votes455 runs0 comment

Write a React Native animation that spins an image.

Mobile developer
react native
animation
component
Victor Sabatierat Dec 2, 2021
Hard
3 votes212 runs
1 comment

How flexbox works in React Native?

Mobile developer
flexbox
react native
Davidat Sep 6, 2023
Medium
2 votes37 runs0 comment

How many days should you consider to release version 1.0.0 of your app to the stores?

Mobile developer
release
version
Dragon parfaitat Mar 15, 2024
Easy
1 vote482 runs0 comment

What is the output of the following code? const App = () => { const [count, setCount] = useState(0); return ({ <Text> The count is {count} </Text> <Button onPress={() => setCount(count + 1)}> Increase </Button> }); }; export default App;

Mobile developer
react native
state
Victor Sabatierat Dec 2, 2021
Hard
1 vote393 runs0 comment

Which of the following code snippets will print 'Hello World' to the console?

Mobile developer
react native
state
Victor Sabatierat Dec 2, 2021
Expert
1 vote381 runs0 comment

I can launch the debugger in Chrome from my app, I run `react-native log-ios` from my command line

Mobile developer
react native
debugging
Victor Sabatierat Dec 2, 2021
Medium
1 vote350 runs1 comment

Which of the following snippets are valid JSX?

Mobile developer
react
jsx
Romainat Jan 7, 2022
Medium
1 vote181 runs
1 comment

Style a component with multiple objects in React Native

Mobile developer
react
react-native
style
Davidat Sep 6, 2023
Easy
1 vote179 runs0 comment

What is the bundler used in React Native?

Mobile developer
bundler
react native
Davidat Sep 6, 2023
Hard
1 vote53 runs0 comment

How to set the background color of a View in React Native

Mobile developer
react native
style
Fedi Sarrayat Oct 25, 2021
Hard
0 vote432 runs0 comment

Explain the difference between ListView and FlatList in React Native.

Mobile developer
react native
list
Victor Sabatierat Nov 30, 2021
Easy
0 vote393 runs0 comment

Which of the following code snippets will print 'Hello World' to the console?

Mobile developer
react native
state
Victor Sabatierat Nov 30, 2021
Hard
0 vote364 runs0 comment

How to add a React Native screen to a native app.

Mobile developer
react native
screens
Victor Sabatierat Nov 30, 2021
Easy
0 vote361 runs0 comment

How to use StyleSheet in React Native

Mobile developer
react native
style
Victor Sabatierat Nov 30, 2021
Easy
0 vote360 runs0 comment

What is the use of the `useNativeModules` hook in React Native?

Mobile developer
react native
modules
Victor Sabatierat Nov 30, 2021
Easy
0 vote358 runs0 comment

What is the name of the lifecycle method that is called when a component is mounted?

Mobile developer
react
component
Victor Sabatierat Nov 30, 2021
Hard
0 vote354 runs0 comment

List the lifecycle methods of a React Native component

Mobile developer
react native
lifecycle
Victor Sabatierat Nov 30, 2021
Hard
0 vote354 runs0 comment

React Native navigation libraries

Mobile developer
react-native
navigation
Victor Sabatierat Nov 30, 2021
Expert
0 vote353 runs0 comment

What are the new features of React Native 0.60?

Mobile developer
react
react native
Victor Sabatierat Nov 30, 2021
Easy
0 vote222 runs1 comment

Can you use React components in React Native?

Mobile developer
react
react native
Davidat Sep 6, 2023