一个操作系统的可执行文件格式，从许多角度来看，都是操作系统内建行为的一面镜子。

虽然可执行档格式通常并不是一个程序员认为迫切需要学习的东西，但操作系统的许多

有用的知识却可以在这个过程中获得。动态联结、加载器行为、以及内存管理，是特

别容易在这个学习过程中推理而得的三个主题。

-An operating system executable file format, from many point of view, are the behavior of the operating system built-in mirror. Although usually not an executable file format, the programmer of the urgent need to learn, but the operating system has many useful knowledge can be obtained in the process. Dynamic coupling, the loader behavior, and memory management, are particularly susceptible to reasoning in the learning process derived from the three themes.