Remember LUN
Full name: Logical Unit Number
Memory aid: A Logical storage Unit has a Number.
A LUN need not correspond to one physical disk.
Study area: Storage & interfaces · Batch 1
Relevant study for: CompTIA A+ Core 1 220-1201 · CompTIA Server+
Practice with exam flashcards →Hardware & Components / Knowledge library
LUN — Logical Unit Number
Identifies a logical storage unit.
Why learn LUN — Logical Unit Number?
Identifies a logical storage unit.
Where it came from
A LUN need not correspond to one physical disk.
- Memory aid (a learning cue, not the expansion): A Logical storage Unit has a Number.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand LUN: Logical Unit Number.
- Recall this memory aid: A Logical storage Unit has a Number.
- Explain the practical use: Identifies a logical storage unit.
- Explain this distinction: A LUN need not correspond to one physical disk.
- Identify LUN in a device specification, architecture diagram, or system inventory.
Documentation and sources
- NVM Express specifications (nvmexpress.org)
- SNIA dictionary (www.snia.org)