If i had 160 GB of hard drive on a 32 bit OS what is the largest possible memory address? and if a 32 bit pointer can map upto 4 GB of memory how is it possible to map an address above 4 GB?
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There is no direct mapping between memory address space and location on the HDD. The instructions to the OS on where to find the data it needs is more Read more here: Wikipedia on file systems | ||||
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