is scanned by a head which reads and writes data on the surface. There is one head for each magnetic platter surface on the spindle, mounted on a common arm. Thus, all the heads are located onto the same cylinder at a given time.
is scanned by a head which reads and writes data on the surface. There is one head for each magnetic platter surface on the spindle, mounted on a common arm. Thus, all the heads are located onto the same cylinder at a given time.