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24 interview questionsfor developers (2024)

Test your developer skills before an interview with 24 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

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24 questions
Easy
12 votes1581 runs0 comment

List the different build modes in Flutter

Mobile developer
build
modes
Clément Devos (W3D Team)at Jan 4, 2022
Easy
5 votes1620 runs3 comments

What is Dash?

Mobile developer
dart
flutter
Clément Devos (W3D Team)at Jan 4, 2022
Easy
5 votes1429 runs0 comment

Explain the difference between the *final* and *const* keywords in Flutter.

Mobile developer
flutter
const
final
Clément Devos (W3D Team)at Jan 4, 2022
Easy
4 votes1566 runs0 comment

Explain the difference between the `main` and `runApp` methods in Flutter.

Mobile developer
flutter
main
runApp
Clément Devos (W3D Team)at Jan 4, 2022
Hard
4 votes730 runs0 comment

What are Semantics in Flutter?

Mobile developer
flutter
widgets
Clément Devos (W3D Team)at Jan 4, 2022
Expert
3 votes1490 runs1 comment

What is the BuildContext used for in Flutter?

Mobile developer
flutter
widgets
buildcontext
Clément Devos (W3D Team)at Jan 4, 2022
Easy
3 votes1425 runs0 comment

What is the `??=` operator for in Flutter?

Mobile developer
operators
null
Clément Devos (W3D Team)at Jan 4, 2022
Medium
3 votes1366 runs0 comment

How to make a Text widget display a double yellow highlight in Flutter

Mobile developer
flutter
theme
Clément Devos (W3D Team)at Jan 4, 2022
Hard
3 votes630 runs2 comments

What are the differences between the Offstage Widget and Opacity?

Mobile developer
flutter
widget
opacity
Clément Devos (W3D Team)at Jan 4, 2022
Easy
3 votes225 runs0 comment

What is the difference between a package and a plugin in Flutter?

Mobile developer
flutter
plugin
Anonymous authorat May 15, 2023
Easy
2 votes1526 runs0 comment

Explain the difference between a Hot Restart and a Hot Reload in Flutter.

Mobile developer
flutter
hot reload
hot restart
Clément Devos (W3D Team)at Jan 4, 2022
Easy
1 vote1427 runs0 comment

What are the different types of Dart Streams?

Mobile developer
dart
streams
Clément Devos (W3D Team)at Jan 4, 2022
Medium
1 vote1388 runs0 comment

What are Dart Isolates?

Mobile developer
dart
isolates
Clément Devos (W3D Team)at Jan 4, 2022
Medium
1 vote1377 runs0 comment

What is overflow in Flutter?

Mobile developer
flutter
widgets
Clément Devos (W3D Team)at Jan 4, 2022
Medium
1 vote1121 runs0 comment

What does the deferred keyword do in Dart?

Mobile developer
dart
imports
Clément Devos (W3D Team)at Jan 4, 2022
Easy
1 vote421 runs0 comment

What is the difference between a stateless and stateful component in Flutter?

Mobile developer
stateless
stateful
ahmedat Sep 5, 2022
Easy
0 vote1503 runs0 comment

How to detect that the code is in release mode in Flutter?

Mobile developer
constants
release
Clément Devos (W3D Team)at Jan 4, 2022
Easy
0 vote1410 runs1 comment

How to intercept the Back button on Android in Flutter?

Mobile developer
flutter
widgets
Clément Devos (W3D Team)at Jan 4, 2022
Hard
0 vote1397 runs0 comment

How to communicate with Android/ iOS code with Flutter?

Mobile developer
flutter
android
ios
Clément Devos (W3D Team)at Jan 4, 2022
Easy
0 vote1373 runs0 comment

What is the difference between an Exception and an Error in Flutter?

Mobile developer
flutter
exceptions
Clément Devos (W3D Team)at Jan 4, 2022