The part of a disk operating system that controls the organization and allocation of disk files , which may consist of one or more sectors 磁盘操作系统的一部分,用来管理磁盘文件的组织与分配,这些磁盘文件可由一个或几个扇区组成。
Disk Operating System (specifically) and disk operating system (generically), most often reveal themselves in abbreviated as DOS, refer to an operating system software used in most computers that provides the abstraction and management of secondary storage devices and the information on them (e.g.