
Computer Memory and Storage 41
principles of the MO technology (thermally-assisted magnetic recording) may find their way into the most
advanced magnetic storage devices of the future.
Thus, the existence of the erasable optical disks has been
made feasible due to this technology.
2.12 UNIVERSAL SERIAL BUS (USB)
USB (developed by Intel) is a set of connectivity specification that establishes communication between per-
sonal computers and devices such as mouse, keyboard, pen drive, external hard disk drives, etc. Nowadays,
almost every computer or laptop is equipped with one or more USB ports. USB connector is a narrow socket
around 1 cm wide ...