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  • primary storage (main storage or memory)

    Primary storage, also known as main storage or memory, is the main area in a computer in which data is stored for quick access by the computer's processor.  Definition

  • cold backup (offline backup)

    A cold backup, also called an offline backup, is a database backup when the database is offline and thus not accessible for updating. This is the safest way to back up because it avoids the risk of copying data that may be in the process of being up...  Definition

  • hot backup (dynamic backup)

    A hot backup, also called a dynamic backup, is a backup performed on data even though it is actively accessible to users and may currently be in a state of being updated. Hot backups can provide a convenient solution in multi-user systems, because t...  Definition

  • zoning

    In a storage area network (SAN), zoning is the allocation of resources for device load balancing and for selectively allowing access to data only to certain users.  Definition

  • storage snapshot

    A storage snapshot is a set of reference markers, or pointers, to data stored on a disk drive, on a tape, or in a storage area network (SAN).  Definition

  • capacity optimization (CO)

    Capacity optimization (CO) is a technique for getting more data on a storage medium by analyzing the data for unique repetitive patterns that can be stored as and reassembled from shorter symbols.  Definition

  • sector

    On a computer diskette or hard disk, a sector is one of the "pie slices" the diskette or disk is divided into.  Definition

  • portability

    Portability is a characteristic attributed to a computer program if it can be used in an operating systems other than the one in which it was created without requiring major rework.  Definition

  • file system

    In a computer, a file system (sometimes written filesystem) is the way in which files are named and where they are placed logically for storage and retrieval.  Definition

  • SmartMedia card

    A SmartMedia card (originally called a solid-state floppy disk card, or SSFDC) is a memory card developed by Toshiba that uses flash memory to store data and to make it portable among devices, such as digital cameras, personal digital assistants (PDA...  Definition

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