Android How to Program, 3/e

Exercises

1. 7.3 Fill in the blanks in each of the following statements:

   1. The machine on which a web service resides is the             .

   2. Class              provides methods for accessing the elements of a JSON array.

   3. To perform long-running tasks that result in updates to the GUI, Android provides class             (package android.os), which performs the long-running operation in one thread and delivers the results to the GUI thread.

   4. In the              you create a class containing instance variables for the views that display a ListView item’s data. When a ListView item is created, you also create an object of this class and initialize its instance variables with references to the item’s nested views, then store that object with the ListView ...