For example, the PalmOS provides two distinctive memory resources: heap-based and database-based.
例如，PalmOS提供两种不同的内存资源：基于堆和基于数据库。
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The upshot of this fact is that in an operating system like the PalmOS, or Windows 95, 98 and ME, it is often possible to change data in other programs by exploiting a bug in a single program.