A CPU with interrupt-driven I/O is busy servicing a disk request. While the CPU is midway through

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A CPU with interrupt-driven I/O is busy servicing a disk request. While the CPU is midway through the disk-service routine, another I/O interrupt occurs.

a. What happens next?

b. Is it a problem?

c. If not, why not? If so, what can be done about it?

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Essentials Of Computer Organization And Architecture

ISBN: 9781284259438

6th Edition

Authors: Linda Null, Julia Labur

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Question Posted: Dec 01, 2023 09:53 PM

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A CPU with interrupt-driven I/O is busy servicing a disk request. While the CPU is midway through

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a When another IO interrupt occurs while the CPU is midway through the diskservice routine the CPU will typically finish the current instruction or a ...View the full answer

Essentials Of Computer Organization And Architecture

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