From the early 1900s to the 1960s, data processing was tabulating machines and punch card processing. Thereafter, it referred to computer processing. By the 1980s, the industry title changed to ...
The sequence of events in processing information ... A fifth stage is often attributed to this cycle, which is the archiving or deletion of unwanted data. See system development life cycle.
The control unit controls the flow of data within the system.
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