Remember MMU
Full name: Memory Management Unit
Memory aid: Memory Maps are managed by the MMU.
Virtual address space is not the same as installed RAM.
Study area: Processors & system architecture · Batch 1
Relevant study for: CompTIA A+ Core 1 220-1201 · CompTIA Server+
Practice with exam flashcards →Hardware & Components / Knowledge library
MMU — Memory Management Unit
Translates virtual memory addresses and enforces memory protections.
Why learn MMU — Memory Management Unit?
Translates virtual memory addresses and enforces memory protections.
Where it came from
Virtual address space is not the same as installed RAM.
- Memory aid (a learning cue, not the expansion): Memory Maps are managed by the MMU.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand MMU: Memory Management Unit.
- Recall this memory aid: Memory Maps are managed by the MMU.
- Explain the practical use: Translates virtual memory addresses and enforces memory protections.
- Explain this distinction: Virtual address space is not the same as installed RAM.
- Identify MMU in a device specification, architecture diagram, or system inventory.
Documentation and sources
- Intel processor documentation (www.intel.com)