The IBM 3380 Direct Access Storage Device (DASD) marked the pinnacle of 14-inch disks in 1981. Utilizing nine platters, it broke the 1 gigabyte barrier with a total capacity of 1,260 MB and ...

DMA (Direct Memory Access) frees the CPU from these menial ... led to an interesting new chapter in DMA, in the form of storage-to-device requests, e.g. in the form of NVidia’s RTX IO technology.

Just keep in mind that IBM has a long history of calling disk drives DASD — an acronym for Direct Access Storage Device. You pronounce that “dazz-dee”, as you’ll hear in the video.

A direct access storage device that is written and read by light. The most common types are CD, DVD and Blu-ray. As removable media, optical discs superseded the earlier magnetic disk cartridges ...