• direct-attached storage (DAS)

    Direct-attached storage (DAS) is computer storage that is directly attached to one computer or server and is not, without special support, directly accessible to other ones.

  • delta differencing

    Delta differencing is an incremental approach to backup that only backs up blocks that have changed after the first full backup. The differences are recorded in files called deltas.

  • network-attached storage (NAS)

    Network-attached storage (NAS) is a dedicated hard disk storage device that provides file-based data storage services to other devices on the network.

  • auxiliary storage

    Auxiliary storage is all addressable data storage that is not currently in a computer's main storage or memory.

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  • file virtualization

    File virtualization is the creation of an abstraction layer between file servers and the clients that access those file servers... (Continued) 

  • storage consolidation

    Storage consolidation, also called storage convergence is a method of centralizing data storage among multiple servers. 

  • tape drive

    A tape drive is a device that stores computer data on magnetic tape, especially for backup and archiving purposes. 

  • tape library

    In data storage, a tape library is a collection of magnetic tape cartridges and tape drives. 

  • Millipede

    Millipede is a nano-storage prototype developed by IBM that can store data at a density of a trillion bits per square inch: 20 times more than any currently available magnetic storage medium. 

  • nano-storage

    Nano-storage is a nanotechnology approach to storage that seeks to radically increase storage capacities through a variety of technologies, and, ultimately, to replace current storage media with extremely high-density media and devices. 

  • UDO (ultra density optical)

    Ultra density optical (UDO) is an optical storage technology that increases capacities by using an extremely focused blue laser to write and read data. 

  • array

    In general, an array is a number of items arranged in some specified way - for example, in a list or in a three-dimensional table. 

  • Robson

    Robson is a mass storage system similar to a hybrid hard drive (HHD)... (Continued) 

  • USB drive

    A USB drive -- also known as a flash drive or keychain drive -- is a plug-and-play portable storage device that uses flash memory and is lightweight enough to attach to a key chain.