Google Flutter Essentials 5

Question 1

Which function starts a Flutter app by inflating a widget and attaching it to the screen?

Accepted Answer

runApp()

Answer

startApp()

Answer

main()

Answer

launch()

Question 2

How do you navigate to a new screen using the imperative Navigator API?

Accepted Answer

Navigator.push()

Answer

Navigator.go()

Answer

Navigator.open()

Answer

Navigator.show()

Question 3

Which widget centers its child within itself?

Accepted Answer

Center

Answer

Align

Answer

Padding

Answer

Container

Question 4

What is BuildContext primarily used for?

Accepted Answer

Locating a widget's position in the tree and accessing inherited data

Answer

Storing mutable widget state

Answer

Compiling Dart to native code

Answer

Managing HTTP requests

Question 5

Which widget combines layout, painting, and positioning properties in one convenient box?

Accepted Answer

Container

Answer

Column

Answer

Scaffold

Answer

Flex

Question 6

How do you access the current theme's colors inside a build method?

Accepted Answer

Theme.of(context)

Answer

Theme.current()

Answer

context.theme()

Answer

MaterialApp.theme

Question 7

Which widget ensures content avoids system intrusions like notches and status bars?

Accepted Answer

SafeArea

Answer

Scaffold

Answer

Padding

Answer

ClipRect