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FailStateless-vs-Stateful-Widgets-in-Flutter.pdf
Stateless vs Statefull Widgets
Rehman Ullah K
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Stateless vs Statefull Widgets
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Stateless vs Statefull Widgets
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10 soalan
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# 1pilihan
What is a key characteristic of stateless widgets in Flutter?
They maintain their own state
They are immutable
They require a State class
They rebuild when state changes
# 2pilihan
In which scenario should you use a stateful widget?
When displaying static text
When data is managed by its parent
When the UI needs to change dynamically
When displaying a non-interactive image
# 3pilihan
What method do you override to create the UI in a StatelessWidget?
build()
setState()
createState()
initState()
# 4pilihan
Which method is used in a StatefulWidget to update the UI based on state changes?
build()
setState()
createState()
dispose()
# 5pilihan
What is a benefit of using stateless widgets?
Complex implementation
Better performance for static content
Requires managing state
Rebuilds frequently
# 6pilihan
What are the two classes involved in implementing a StatefulWidget?
Widget and State
StatelessWidget and StatefulWidget
State and ImmutableState
Widget and BuildContext
# 7pilihan
How does a StatelessWidget handle updates when data changes?
It updates only the changed state
It rebuilds completely
It uses setState()
It does not update
# 8pilihan
Which of the following is not a use case for a stateless widget?
Displaying a fixed icon
Showing a constant text
Handling a dynamic list
Displaying a non-interactive image
# 9pilihan
When should you choose a stateless widget over a stateful widget?
When the UI needs to change dynamically
When internal state management is needed
When performance optimization is important
When handling user interactions
# 10pilihan
What is the role of the State class in a StatefulWidget?
To render UI elements
To manage mutable state
To implement the build method
To dispose of the widget
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