Awesome
<a href="https://github.com/Solido/awesome-flutter"> <img alt="Awesome Flutter" src="https://img.shields.io/badge/Awesome-Flutter-blue.svg?longCache=true&style=flat-square" /> </a>Flutter Interview Questions
This file contains a number of Flutter interview questions.
Note: Keep in mind that many of these questions are open-ended and could lead to interesting discussions.
<a href="https://github.com/whatsupcoders/Flutter-Interview-Questions/blob/master/Source.md"> <div style="text-align: center"> <table> <tr> <td style="text-align: center"> <img src="https://github.com/whatsupcoders/Flutter-Interview-Questions/blob/master/assets/Flutter%20Thumbnail.png" width="800"/> </td> </tr> </table> </div> </a>Title: Flutter Interview Questions
- What is the difference between a
StatelessWidget
and aStatefulWidget
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 onState
and notStatefulWidget
s? - What is a pubspec file in Dart?
- How is Flutter native?
- What is a
Navigator
and what areRoutes
in Flutter? - What is a
PageRoute
? - Explain
async
,await
andFuture
s. - 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
andcrossAxisAlignment
? - When can you use
double.INFINITY
? - What is
Ticker
,Tween
andAnimatedBuilder
? - 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
FloatingActionButton
s 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.
- What is the purpose of a
SafeArea
? - When to use a
mainAxisSize
? - SizedBox VS Container?
- List the Visibility widgets in flutter and the differences?
- Can we use Color and
Decoration
property simultaneously in the Container? Explain - Inorder for the CrossAxisAlignment.baseline to work what is another property that we need to set?
- when should we use a
resizeToAvoidBottomInset
? - What is the difference between 'as','show' and 'hide' in an import statement?
- What is the importance of a
TextEditingController
? - Why do we use a
Reverse
property in a Listview? - Difference between a
Modal
andPersistent
BottomSheet with an example? - How is an Inherited Widget different from a Provider?
- What is an
UnmodifiableListView
? - Difference between these operators "?? and ?."
- What is the purpose of
ModalRoute.of()
? - Difference between a
Navigator.pushNamed
andNavigator.pushReplacementNamed
? - Difference between a
Single Instance
andScoped Instance
?
Title: Animation Interview Questions
- What is a
vsync
? - When does the animation reach
completed
ordismissed
status? - Difference between `AnimationController and Animation?
- When to use a
SingleTickerProviderStateMixin
andTickerProviderStateMixin
? - Define a
TweenAnimation
? - State the importance of a
Ticker
? - Why do we need a
mixins
?
Title: FireStore Interview Questions
- Difference between getDocuments() vs snapshots()?
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