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There actually are filesystems supported by (almost) any OS. UDF may be mentioned in this list. Another example is FAT systems supported on many platforms even in cameras.


I agree with previous answers in many points. Except about hdd structure - this doesn't cover other device types. But they also use bulk operations as @Erik Eidt already said. Completely agree with inherent sequential access of any memory device. But need to mention another aspect of input / output process: on most architectures it is optimised to be ...


I can't reliably talk about all filesystems and all platforms. But I have some experience in dealing with file allocation reflecting disk/volume/partition/region structure. The most obvious way is present in WinNT NTFS disks. (I'm not entirely sure about other win FSes). It can be easily done using userspace defragmentation API. From my point you can not ...

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