This lesson will teach the disk operating system-DOS.
本期为第二讲，讲授磁盘操作系统——DOS。
This operating system was called Disk operating system or DOS.
这个操作系统后来就被叫做磁盘操作系统。
We will be migrating the system to a new SAN disk for the operating system.
为了这个操作系统，我们将会将此系统迁移到一个新的SAN磁盘。
The disk stored the operating system and data.
该磁盘存储操作系统和数据。
With your virtual disk created, load the guest operating system into it.
在创建虚拟磁盘之后，就可以将客户操作系统加载到其上。
The IBM I operating system handles the replication at a disk page level.
IBMi操作系统可以在磁盘页面级别处理复制。
A hard disk is not required but can be used to host the operating system.
磁盘并非必要，但可以用来托管操作系统。
Normally, operating system is stored in a magnetic disk.
操作系统通常被存储在一张磁盘中。
Normally, operating system is stored in a magnetic disk.
操作系统通常被存储在一张磁盘中。
应用推荐