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Hello, Android, 4th Edition by Ed Burnette

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Chapter 2Key Concepts

Now that you have an idea of what Android is, let’s take a look at how it works. Some parts of Android may be familiar, such as the Linux kernel and the SQL database. Others will be completely foreign, such as Android’s idea of the application life cycle.

You’ll need a good understanding of these key concepts in order to write well-behaved Android applications, so if you read only one chapter in this book, read this one.

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