It's roughly the same size physically as those floppy disks and yet how many, how much, how many bytes fit on a typical hard drive today?

从物理大小上来说几乎相同,那么现在的硬盘的存储大小,一般有多少字节呢？

哈佛公开课 - 计算机科学课程节选

Good question, so what happens when you format a floppy disk or format a hard drive?

好问题，当你格式化一个软盘,或者硬盘时会发生什么呢？

哈佛公开课 - 计算机科学课程节选