Information stored in memory may be accessed rapidly. What has caused the widespread use of direct access? Is there any way to modify a device that previously only permitted sequential access to allow for direct access instead?

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter6: System Integration And Performance
Section: Chapter Questions
Problem 33VE
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Information stored in memory may be accessed rapidly. What has caused the widespread use of direct access? Is there any way to modify a device that previously only permitted sequential access to allow for direct access instead?

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