[文件的逻辑结构](%E6%96%87%E4%BB%B6%E7%AE%A1%E7%90%86/%E6%96%87%E4%BB%B6%E7%9A%84%E9%80%BB%E8%BE%91%E7%BB%93%E6%9E%84.md) [辅存的存储空间分配](%E6%96%87%E4%BB%B6%E7%AE%A1%E7%90%86/%E8%BE%85%E5%AD%98%E7%9A%84%E5%AD%98%E5%82%A8%E7%A9%BA%E9%97%B4%E5%88%86%E9%85%8D.md)