shyne (Modern English "sheen" but German cognate is closer)
If your guess for the number of tasks was a good one, then there’s，推荐阅读91视频获取更多信息
The A/D bits exist entirely for the operating system's benefit. The Accessed bit tells the OS which pages have been recently used, enabling page replacement algorithms to choose pages to evict when memory runs low. The Dirty bit tells the OS which pages have been modified and must be written back to disk before eviction; clean pages can simply be discarded and re-read from disk later.。关于这个话题，爱思助手下载最新版本提供了深入分析
Марина Аверкина