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5 Cards in this Set
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- Back
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Virtual memory |
part of the hard drive is treated as RAM. It holds part of the program that are not currently in use. This allows the computer to act as if it has more RAM than than it actually does Virtual memory is much slower than RAM |
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Flash memory |
Flash memory can hold information when it is turned off but can be edited once it has been written to (like a USB stick) It is fairly modern and is now being used in lots of situations as an alternative to ROM |
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Other than Ram and ROM name three types of memory |
cache, flash, virtual memory |
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what does virtual memory do |
Part of the hard drive is treated as RAM so the computer can pretend to have more RAM than it does |
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Cache memory |
Cache memory is really fast RAM often on the CPU. It is used to hold regularly used instructions so the CPU can quickly load them from cache instead of using slower normal RAM |
