Google Flutter App Development 5

Question 1

Which Flutter state management approach is officially recommended and built on InheritedWidget?

Accepted Answer

Provider

Answer

Provider wraps InheritedWidget and is recommended in Flutter's docs for simple state management.

Question 2

What does the 'flutter build apk --release' command produce?

Accepted Answer

A release-mode Android APK

Answer

It compiles an optimized release-mode APK for Android.

Question 3

Which build mode strips debugging aids and enables AOT compilation for best performance?

Accepted Answer

Release

Answer

Release mode disables assertions and debugging and uses AOT compilation.

Question 4

Which widget adds empty space around its child using padding?

Accepted Answer

Padding

Answer

The Padding widget insets its child by the given EdgeInsets.

Question 5

Inside a Row or Column, which widget forces a child to fill the remaining available space?

Accepted Answer

Expanded

Answer

Expanded makes a child take all remaining space along the main axis.

Google Flutter Practice Test