A floating action button in Flutter development is by default a circular icon button, and you should add the Icon widget as a child widget of FloatingActionButton widget.
Which of the following choices is correct to add a phone icon to the FloatingActionButton widget in a Flutter app ?

The Container is a Flutter widget that allows you to customize, compose, decorate and position its child widget.

If you install the Flutter SDK on your computer and configure it as a plug-in for Android Studio or another IDE software, Android Studio will be able to create Flutter apps.

Firebase offers two cloud-based, client-accessible database solutions. Which of the following choices is a Firebase database type?

Flutter works with many development tools which are compatible with Flutter plug-ins (Flutter SDK).
Which of the following software can be used to build a Flutter app ? (Select three)