a gap between the platters, making room for magnetic read/write head. There is a read/write head for each side of
each platter and all the heads are attached to a single assembly called a disk arm assembly
, which can move them
towards the central spindle or towards the edge (see Figure 2.9). All the read-write heads are on the equal diameter
track on different platters at one time. The tracks of equal diameter on different platters form a cylinder.
2.7.2 Accessing Data from Magnetic Disk
Data in a magnetic disk is recorded on the surface of the circular tracks with the help of read/write head,
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