Exploring the Structure of an Android Application
Although the size and complexity of Android applications can vary greatly, their structures are similar. Figure 2–13 shows the structure of the “Hello World!” app you just built.
Android applications have some artifacts that are required and some that are optional. Table 2–2 summarizes the elements of an Android application.
As you can see from Table 2–2, an Android application is primarily made up of three pieces: the application ...