disk drives
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History of hard disk drives — The commercial usage of hard disk drives began in 1956 with the shipment of an IBM 305 RAMAC system including IBM Model 350 disk storage [ [http://www.magneticdiskheritagecenter.org/MDHC/MILESTONE/Emerson%20Pugh%20talk.pdf Ramac History May2005 ] … Wikipedia
Disk II — drives. The Disk II Floppy Disk Subsystem was a 5¼ inch floppy disk drive designed by Steve Wozniak and manufactured by Apple Computer. It was first introduced in 1978 at a retail price of US$495 for pre order; it was later sold for $595… … Wikipedia
Disk-drive performance characteristics — are the attributes which control the time it takes to transfer (read or write) data between a computer and a data storage device (most typically disk storage) starting with the initial command from the computer or host until the storage device… … Wikipedia
Disk storage — or disc storage is a general category of storage mechanisms, in which data are digitally recorded by various electronic, magnetic, optical, or mechanical methods on a surface layer deposited of one or more planar, round and rotating disks (or… … Wikipedia
Disk swapping — refers to the practice of inserting and removing, or swapping, floppy disks in a floppy disk drive based computer system. In the early days of personal computers, before hard drives became commonplace, most fully outfitted computer systems had 2… … Wikipedia
disk drive — disk drives N COUNT The disk drive on a computer is the part that contains the disk or into which a disk can be inserted. The disk drive allows you to read information from the disk and store information on the disk. (in BRIT, also use disc… … English dictionary
Disk on module — A disk on module (DOM) is a flash drive with either 40/44 pins IDE/Standard ATA Interface USB or SATA Interface to be used as a computer hard disk drive (HDD). The flash to IDE converter simulates a harddisk, and therefore the modules can be used … Wikipedia
Disk enclosure — A 3.5 USB/FireWire hard disk enclosure A disk enclosure is essentially a specialized chassis designed to hold and power disk drives while providing a mechanism to allow them to communicate to one or more separate computers. Drive enclosures… … Wikipedia
Disk formatting — Formatting a hard drive using MS DOS Disk formatting is the process of preparing a hard disk drive or flexible disk medium for data storage. In some cases, the formatting operation may also create one or more new file systems. The formatting… … Wikipedia
Disk editor — A disk editor is a computer program that allows its user to read, edit, and write raw data (at character or hexadecimal, byte levels) on disk drives (e.g., hard disks, USB flash disks or removable media such as a floppy disks); as such, they are… … Wikipedia
Disk sector — Figure 1. Disk structures: (A) Track (B) Geometrical sector (C) Track sector (D) Cluster In computer disk storage, a sector is a subdivision of a track on a magnetic disk or optical disc. Each sector stores a fixed amount of user data.… … Wikipedia
