Here's what: I'm one of those common folks who are always on their phones, fiddling with applications but then, do not really understand the intricate processes going on inside the phone that makes all that possible; and, I wasn't in a rush to find out either. The diagram above looks simple by itself - it shows a relationship, and more so, a cyclic type of relationship between the user, the application, operating system, and the hardware. It's pretty obvious that the user would be me, or any other people who make use of applications; an application is whatever software we download on to our phones that perform specific functions for us; the operating system (OS) — well, this one is a bit complicated — it's like the middleman that facilitates between the application and the hardware; and the hardware is the phone, as in the machine or computer that it is, together with its memory, processor, etcetera. Interpreting the diagram, I gather it's the way the data is...
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