Disk drives

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  • RAMAC (random access method of accounting and control)

    RAMAC (which stood for 'random access method of accounting and control') was the world's first computer disk storage system... (Continued)  Definition

  • storage medium

    In computers, a storage medium is any technology (including devices and materials) used to place, keep, and retrieve data.  Definition

  • DASD (direct access storage device)

    Direct access storage device (DASD, pronounced DAZ-dee), is a general term for magnetic disk storage devices. The term has historically been used in the mainframe and minicomputer (mid-range computer) environments.  Definition

  • Fibre Channel

    Fibre Channel is a technology for transmitting data between computer devices at data rates of up to 4 Gbps (and 10 Gbps in the near future). (Continued...)  Definition

  • memory card (flash memory card or storage card)

    A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices.  Definition

  • disk duplexing

    Disk duplexing is a variation of disk mirroring in which each of multiple storage disks has its own SCSI controller.  Definition

  • race condition

    A race condition occurs when a device or system makes an attempt to perform two or more operations at the same time, but not in the proper sequence.  Definition

  • secondary storage

    secondary storage  Definition

  • JBOD (just a bunch of disks or just a bunch of drives)

    JBOD (for "just a bunch of disks," or sometimes "just a bunch of drives") is a term used to refer to a computer's hard disks that haven't been configured according to the RAID (for "redundant array of independent disks") system.  Definition

  • disk striping

    In computers that use multiple hard disk systems, disk striping is the process of dividing a body of data into blocks and spreading the data blocks across several partitions on several hard disks.  Definition

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