(a) Read - To transfer data from an input device to the computer, e.g. the computer
reads data from a disk, a keyboard, etc
- To move or copy data from backing storage to the main
Storage
(b) Write - To transfer information from the computer to an output
Device e.g. the computer writes output on a printer or onto a disk.
- To move or copy data from the main storage to a backing storage
Kavungya answered the question on June 5, 2019 at 07:07
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