Present Terminology
Both drums and data cells have disappeared as products, so DASD remains as a synonym of a disk device. Modern DASD used in mainframes only very rarely consist of single disk-drives: most commonly "DASD" means large disk arrays utilizing RAID schemes.
Read more about this topic: Direct Access Storage Device
Famous quotes containing the word present:
“The consciousness of the falsity of present pleasures, and the ignorance of the vanity of absent pleasures, cause inconstancy.”
—Blaise Pascal (1623–1662)