If you want to create a Flutter app using a Mac computer, you need to install Android Studio or another IDE software and another prerequisite software Flutter SDK. However, you can test your Flutter apps using IPhone emulator only.

In Flutter, AlertDialog Widget is similar to a small interface which appears for a few seconds at the bottom of the app user interface when the app user takes a specific action such as clicking a button.

presentationThis question includes an image for an app interface.

Which of the following choices is correct about the widget which includes all these children widgets?

Assume that you designed a Flutter app as illustrated in the image of this question. When you tapped the
"Bottom Sheet" button, you got a bottom sheet including the text "Welcome to Android ATC".
But, you were not able to tap the "Test Button" button in this app interface when this bottom sheet was active.

Which of the following choices about the type of this Bottom Sheet Widget is correct?

TextField widget allows app users to type text into an app.