home/glossary/Direct access storage device (DASD)

Direct access storage device (DASD)

nounverified·updated Oct 6, 2026

A magnetic disk storage device historically used in mainframe environments. DASD may also include hard drives used in personal computers.

MWEFederal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary

Classifications

Entity Type

Asset100%manual reviewI-071.physical_split
Ddorianclast reviewed —
Physical became Facility; its devices went to Asset (Dorian, 2026-10-06; cki DESIGN.md I-071)

Sensitivity

—85%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed —

Information Class

—90%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed —

Variants

plural
Direct access storage device (DASD)S
possessive
Direct access storage device (DASD)'s
pluralpossessive
Direct access storage device (DASD)S'