A system clocked at 1 GHz wants to read data from a hard disk. The hard disk needs some time to read the data and to prepare it for transmission. An interrupt routine requires 240 cycles each, polling requires 50 cycles each. The interrupt routine would be more efficient after how many polls

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter6: System Integration And Performance
Section: Chapter Questions
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A system clocked at 1 GHz wants to read data from a hard disk. The hard disk needs some time to read the data and to prepare it for transmission. An interrupt routine requires 240 cycles each, polling requires 50 cycles each. The interrupt routine would be more efficient after how many polls.

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