Chapter 2. Introduction to Mobile Devices and Apps

Before I dive deeper into the testing chapters, I’d like to introduce you to the history of mobile devices and cellular networks. This may sound a bit boring, but as you will see by the end of this chapter, it’s really important to know the background of the mobile world and to have thorough knowledge of former mobile technologies. Later in this chapter I describe the different mobile app types and the app business models and provide you with a short overview of the current state of mobile app stores.

Let’s start with the word mobile. It comes from the Latin word mobilis, which itself is derived from the Latin verb movere, “to move”—to be able to move around freely and easily by walking, driving, ...

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