How does programmable I/O differ from interrupt-driven I/O?

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter6: System Integration And Performance
Section: Chapter Questions
Problem 11VE
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How does programmable I/O differ from interrupt-driven I/O?

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Step 1

Introduction:

The distinction between I/O that is designed and I/O that is driven by interrupts.

The I/O device is prepped and ready for the data transfer before an interrupt-driven data transfer takes place.

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