Hard Disks
What
are characteristics of a hard disk?
p. 356 Fig. 7-13
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Sample Hard Disk Characteristics
Advertised
capacity 120 GB
Platters 3
Read/write
heads 6
Cylinders 16,383
Bytes
per second 512
Sectors
per track 63
Sectors
per drive 234,441,648
Revolutions
per minute 7,200
Transfer
rate 133 MB per second
Access
time 8.9 ms
actual
disk
capacity
disk
capacity