Google Flutter Google Flutter State Management

Question 1

Which built-in Flutter class is the simplest way to manage local widget state?

Accepted Answer

StatefulWidget

Answer

InheritedWidget

Answer

Provider

Answer

Bloc

Question 2

What method must you call inside a StatefulWidget to trigger a UI rebuild when state changes?

Accepted Answer

setState()

Answer

rebuild()

Answer

notifyListeners()

Answer

refresh()

Question 3

Which Flutter class allows descendant widgets to access data without passing it explicitly through constructors?

Accepted Answer

InheritedWidget

Answer

StatefulWidget

Answer

StatelessWidget

Answer

Container

Question 4

In the Provider package, which class should you extend to create a simple state object that notifies listeners?

Accepted Answer

ChangeNotifier

Answer

StateNotifier

Answer

ValueNotifier

Answer

StreamController

Question 5

What is the core concept of the BLoC pattern in Flutter?

Accepted Answer

Business logic is separated from UI using Streams

Answer

Widgets manage their own state directly

Answer

State is stored in a global singleton

Answer

Widgets share state via constructors

Question 6

Which widget from the Provider package rebuilds only when a specific value changes?

Accepted Answer

Selector

Answer

Consumer

Answer

Provider

Answer

MultiProvider