# 计算机基础

- [操作系统](/java/ji-suan-ji-ji-chu-2/cao-zuo-xi-tong.md)
- [为什么 CPU 访问硬盘很慢](/java/ji-suan-ji-ji-chu-2/cao-zuo-xi-tong/wei-shi-mo-cpu-fang-wen-ying-pan-hen-man.md)