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:
“Sometimes all you need to do to win clever people over to a principle is to present it in the form of a shocking paradox.”
—Friedrich Nietzsche (1844–1900)