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Flutter Interview Questions
  • What is the difference between a StatelessWidget and a StatefulWidget in Flutter?
  • Explain the Stateful Widget Lifecycle?
  • When do you use the WidgetsBindingObserver?
  • What is Flutter tree shaking?
  • What is a Spacer widget?
  • What is the difference between hot restart and hot reload?
  • What is an InheritedWidget? List some examples.
  • Why is the build() method on State and not StatefulWidgets?
  • What is a pubspec file in Dart?
  • How is Flutter native?
  • What is a Navigator and what are Routes in Flutter?
  • What is a PageRoute?
  • Explain async, await and Futures.
  • How can you update a ListView dynamically?
  • What is a Stream?
  • What are keys in Flutter and when should you use it?
  • What are GlobalKeys?
  • When should you use mainAxisAlignment and crossAxisAlignment?
  • When can you use double.INFINITY?
  • What is Ticker, Tween and AnimatedBuilder?
  • What is ephemeral state?
  • What is an AspectRatio widget used for?
  • How would you access StatefulWidget properties from its State?
  • Is there a suggested limit to the number of FloatingActionButtons a screen can have? Give a reason(s) for your answer
  • Mention two or more operations that would require you to use or return a Future.