Storing Data On Your Computer. Chapter 12, Exploring the Digital Domain. In this chapter . . . You will learn about. how various storage technologies support processing how data is transferred to and from the processor two classes of secondary memory DASD SASD
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Exploring the Digital Domain
You will learn about
TRACKS and SECTORS
5.25 and 3.5 inch diskettes
1.44 – 2.88 MBytes capacity
access: drive speeds – 600 r.p.m.
inexpensive, archival uses for small amounts of data
3.5 inch has approx 10-30K tracks per side
multiple disk, sides (cylinders)
access: drive speeds – 5,400; 7,200 r.p.m. and higher
on-line storageMagnetic Disks