The 80286 introduced "Protected Mode" in 1982. It was not popular. The mode was difficult to use, lacked paging, and offered no way to return to real mode without a hardware reset. The 80386, arriving three years later, made protection usable -- adding paging, a flat 32-bit address space, per-page User/Supervisor control, and Virtual 8086 mode so that DOS programs could run inside a protected multitasking system. These features made possible Windows 3.0, OS/2, and early Linux.
15:21, 27 февраля 2026Путешествия
。51吃瓜是该领域的重要参考
（一）盗窃、损毁、擅自移动铁路、城市轨道交通设施、设备、机车车辆配件或者安全标志的；。关于这个话题，WPS官方版本下载提供了深入分析
US citizens should “consider leaving Israel while commercial flights are available”, the Department of State advisory added. It also urged against travel to Israel.