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Module 6: I/O & File Management

20232m

SPOOLING stands for?
(i) Spontaneous Peripheral Operation Online
(ii) Small Peripheral Operation Online
(iii) Simultaneous Peripheral Operation Online
(iv) None of these

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Answer: (iii) Simultaneous Peripheral Operation Online

SPOOLING overlaps I/O of one job with computation of another by queuing device data to disk/drum as intermediary. Simultaneous Peripheral Operations OnLine — introduced to avoid CPU idle while slow peripherals complete.

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