Give two reasons why caches are useful. What problems do they solve? What problems do they cause? If a cache can be made as large as the device for which it is caching (for instance, a cache as large as a disk), why not make it that large and eliminate the device?

Give two reasons why caches are useful. What problems do they solve? What problems do they cause? If a cache can be made as large as the device for which it is caching (for instance, a cache as large as a disk), why not make it that large and eliminate the device?

Management Of Information Security

6th Edition

ISBN:9781337405713

Author:WHITMAN, Michael.

Publisher:WHITMAN, Michael.

Chapter12: Protection Mechanisms

Section: Chapter Questions

Problem 6RQ

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Give two reasons why caches are useful.what problem they do solve? What problem they do cause? If a cache can b e made as large as the device for which it is caching ( for instance, a cache as large as a disk), why not make it that large and eliminate the device?
There are a few different reasons why caches are useful. What exactly is the point of all of their hard work? What are the repercussions of making use of them? Why not simply make the cache the same size as the device it is caching, in the event of a cache (for example, a whole hard drive)?
Give two examples of why caches are beneficial. What issue are they supposed to solve? What kind of issue do they create? Why not build a cache as huge as the device it is caching for (for example, a cache as large as a disk) and delete the device?
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The caches are valuable for two reasons: Why do they exist? How do they affect the environment? The question is, if a cache can be made as big as the device it caches (for example, a disk cache), why not make it that huge and remove the device?
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The caches are valuable for two reasons: how do they address the problem? Are they causing any problems? So, if it's possible to create a cache that's the same size as the device it's caching for (for example, a disk cache), why not do that, and remove the device?
Caches are utilized to benefit from "spatial locality" and "temporal locality" in order to increase performance. What benefits do caches get from these two phenomena?
OPERATING SYSTEMS Give two reasons why caches are useful.What problems do they solve?What problems do they cause? If a cache can be made as large as the device for which it is caching (for instance, a cache as large as a disk),why not make it that large and eliminate the device?
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