Beginning Windows Phone 7 Development

Chapter 13. Isolated Storage

In Chapter 3 you learned that Microsoft Azure provides a reliable place to store and access data, but that using it requires Internet access. Sometimes it is more efficient to cache frequently accessed data on the Windows Phone device itself.

Isolated storage is a place on a Windows Phone 7 device where an application can save files, configuration information, and other data. Each application is allocated its own portion of the available space, but cannot access file systems used by the operating system itself, a limitation that prevents a rogue application from accessing system data and possibly corrupting it. The amount of storage that can be assigned to any single application depends on the phone's available space, ...