dart

The backbone widget of a Flutter App is -

• Scaffold()

• Container()

• Child()

• Header()

Flutter allows you to instantly reflect small changes in the app as you edit the code base. This is called -

• Hot Restart

• Hot Reload

• Hot Quickstart

• Hot Rerun

What is the Widget used to call an App bar?

• AppBar()

• App()

• TopBar()

• Header()

List different types of widgets available in Flutter?

• stateless

• stageless

• statefull

• stagefull

What is the role of a Widget?

• Widgets are used to build the User Interface of the app.

• A widget always draws something visible onto the screen.

• Widgets are the only type of Dart objects you can use in Flutter apps.

What is not true about Stateless widgets?

• Stateless widgets are not state-sensitive and remain static throughout its lifecycle.

• Stateless widgets can't keep track of changes and update the UI based on these changes.

• Stateless widgets can never show updated content.

What is a Widget?

• It's an alternative name for a Flutter app.

• Widgets are the core building blocks of the Flutter User Interface.

• Widgets are a core Dart feature.

How do you apply color to a widget?

• color : Colors.blue

• color : Colors.blueColor

• color : blue

• color : blue.Colors

padding : const EdgeInsets.all( variablePadding ),

Is this code correct ?

• Yes, padding always requires a const keyword

• No, the padding value is variable, const keyword is illegal here.

• Yes, padding values are always constant.

• No, const keyword can never be used with padding.

how can we create a flutter project with command line?

• flutter create <app_name>

• flutter new <app_name>

• dart create <app_name>

• dart new <app_name>