Remember SD
Full name: Secure Digital
Memory aid: Small Digital card for portable storage.
Card family, capacity, and speed classes are separate attributes.
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
SD — Secure Digital
Names a family of removable flash memory cards.
Why learn SD — Secure Digital?
Names a family of removable flash memory cards.
Where it came from
Card family, capacity, and speed classes are separate attributes.
- Memory aid (a learning cue, not the expansion): Small Digital card for portable storage.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand SD: Secure Digital.
- Recall this memory aid: Small Digital card for portable storage.
- Explain the practical use: Names a family of removable flash memory cards.
- Explain this distinction: Card family, capacity, and speed classes are separate attributes.
- Identify SD in a device specification, architecture diagram, or system inventory.
Documentation and sources
- NVM Express specifications (nvmexpress.org)
- SNIA dictionary (www.snia.org)