I had never heard of Memory-mapped Files before but I caught on right away that they're the inverse of a RAMDISK. With a RAMDISK you perform file access which a

I had never heard of Memory-mapped Files before but I caught on right away that they're the inverse of a RAMDISK. With a RAMDISK you perform file access which actually goes to memory. With Memory-mapped Files you perform (virtual) memory access which actually goes to a file.