Order the memory hierarchy from fastest to slowest:
2025
Order the memory hierarchy from fastest to slowest:
- A.
Registers → Cache → Main memory → Disk
- B.
Cache → Registers → Main memory → Disk
- C.
Disk → Main memory → Cache → Registers
- D.
Main memory → Cache → Registers → Disk
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Correct answer: A
The usual memory hierarchy from fastest to slowest is registers, cache, main memory, and then disk.