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Windows® Phone 8 Unleashed by Daniel Vaughan

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Exploring the Execution Model

The execution model of Windows Phone is designed to make the phone as responsive as possible and to maximize the battery life of the device. One way that this is achieved is by limiting the phone to a single running application. Multiple applications running in the background risk slowing the foreground application and may tie up the processor and cause the phone to consume more power.

Note

While the phone’s execution model is limited to a single app being in execution at any time, Windows Phone allows the use of background tasks, which run periodically and are independent of your foreground app. These are explored in Chapter 32, “Conducting Background Activities with Scheduled Actions.”

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