The first thing a multi-tasking operating system needs from hardware is isolation: multiple programs must share one processor without being able to read, write, or jump into each other's memory. The 80386 achieves this through memory protection -- two independent address translation layers.
第二十九条 有下列行为之一的，处五日以上十日以下拘留，可以并处一千元以下罚款；情节较轻的，处五日以下拘留或者一千元以下罚款：
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cursor[classno] = j;
DigitalPrintPrint + Digital，这一点在旺商聊官方下载中也有详细论述
圖像來源，New York State Division of Criminal Justice Services
Фото: Alina Smutko / Reuters，更多细节参见safew官方版本下载