The x86 protection model is notoriously complex, with four privilege rings, segmentation, paging, call gates, task switches, and virtual 8086 mode. What's interesting from a hardware perspective is how the 386 manages this complexity on a 275,000-transistor budget. The 386 employs a variety of techniques to implement protection: a dedicated PLA for protection checking, a hardware state machine for page table walks, segment and paging caches, and microcode for everything else.
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目前，阿宗正準備申請來台灣讀大學。在台期間，伯宗學會了中文，也存下一些積蓄。他說，讀大學是自己的夢想。「我們來台灣，有人幸運，有人不幸運。我可能還算是幸運的吧？」，更多细节参见旺商聊官方下载
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