Penguin
Annotated edit history of I/O version 2, including all changes. View license author blame.
Rev Author # Line
1 AristotlePagaltzis 1 An [Acronym] for __I__nput/__O__utput.
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3 This very broad term generally refers to a computer's act of communication with the outside world (which the machine's mass storage devices are also seen as part of), such as by reading characters from the keyboard or a file, writing a buffer to disk, displaying something on the screen, receiving or sending something via a [NIC], etc pp.
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5 It is easier to define this term by exclusion: any movement of data is [I/O] unless both source and destination lie in the same address space.
2 JohnMcPherson 6
7 See also: [BIOS]