DEFINITION of EPROM

EPROM (erasable programmable read-only memory) is programmable read-only memory (programmable ROM) that can be erased and re-used. Erasure is caused by shining an intense ultraviolet light through a window that is designed into the memory chip. (Although ordinary room lighting does not contain enough ultraviolet light to

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DEFINITION of Oversubscription

Oversubscription, in a SAN (storage area network) switching environment, is the practice of connecting multiple devices to the same switch port to optimize switch use. Each SAN port can support a particular communication speed and a Fibre Channel switch may offer 1 Gb, 2 Gb, or 4 Gb FC ports. However, because

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DEFINITION of file system

1) In a computer, a file system (sometimes written file system) is the way in which files are named and where they are placed logically for storage and retrieval. The DOS, Windows, OS/2, Macintosh, and UNIX-based operating systems all have file systems in which files are placed somewhere in a hierarchical (tree) structure. A file is placed in a directory (folder in Windows) or subdirectory at the desired place in the tree structure.

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