AND-801試験無料問題集「Android Application Development v8 認定」

The code snippet below displays a menu which is illustrated in another image. The emulator image displays a menu that contains three items, but in the code file none of these menu items are available. Where do these items come from?

The following image includes Android code for creating a Date Picker. The date will appear in TextView which has id: dateText. Which of the following choices is correct about why you must add T to the month as illustrated in the code highlighted in brown?

If your Android application creates a SQLite database, which of the following is the default directory to save this database file?

Check the following image, and then select which of the following choices defines the Infer Constraints" button of the Android Studio tool bar?