Which package encompasses the interactive UI components of Android such as buttons and text fields?

Which class should you extend when using/creating a database?

What should you do in order to get paired Bluetooth device list?

Android naming has followed an alphabetical order from Android 1.0 to Lollipop.

Descriptive file that presents essential information about your app to the Android system?

What is the message content for Discount: %1$d € String message = context.getString(R.string.discount, 10); ?

Which are key components under the Android application Architecture?

The addCategory() method places a category in an Intent object, ____ deletes a category previously added, and ____ gets the set of all categories currently in the object?

Following Android Classes use Design Patterns?

By default, ArrayAdapter creates a view for each array item by calling toString() on each item and placing the contents in?

A service has lifecycle callback methods that you can implement to __ changes in the service's state and you can perform work at the appropriate stage?