Remember RAID 5
Full name: Redundant Array of Independent Disks level 5
Memory aid: Five has one parity-equivalent disk of capacity as a cue.
A conventional RAID 5 set tolerates one member-disk failure, not two simultaneous member failures.
Study area: Storage & interfaces · Batch 9
Relevant study for: CompTIA A+ Core 1 220-1201 · CompTIA Server+
Practice with exam flashcards →Hardware & Components / Knowledge library
RAID 5 — Redundant Array of Independent Disks level 5
Stripes data with distributed single-parity information.
Why learn RAID 5 — Redundant Array of Independent Disks level 5?
Stripes data with distributed single-parity information.
Where it came from
A conventional RAID 5 set tolerates one member-disk failure, not two simultaneous member failures.
- Memory aid (a learning cue, not the expansion): Five has one parity-equivalent disk of capacity as a cue.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand RAID 5: Redundant Array of Independent Disks level 5.
- Recall this memory aid: Five has one parity-equivalent disk of capacity as a cue.
- Explain the practical use: Stripes data with distributed single-parity information.
- Explain this distinction: A conventional RAID 5 set tolerates one member-disk failure, not two simultaneous member failures.
- Identify RAID 5 in a device specification, architecture diagram, or system inventory.
Documentation and sources
- NVM Express specifications (nvmexpress.org)
- SNIA dictionary (www.snia.org)