port
hundreds of gigabyte
and are used for data
backup and archiving
device available to the compa and retrieve
tape, it must go the revolutions per me
preceding points. However, a hard
py arives are becoming
system, the programs and the
reasingly rare.
user's files in a convenient way.
as internal drives; they are
magnetizable mas
A hard drive can hold hundreds typically used for backup or as
of gigabytes of data.
secondary storage
stores data on
a stack of metal
B Complete these sentences with words from the box.
rotating disks
called platters
capacity storage
hold
archiving
secondary
This means you
5
can store much
more data
1 There are basically three types of magnetic
user - hard drives, diskettes and tapes.
information
2 The
of a 3.5" floppy disk is only 1.44MB.
much faster.
3 Hard drives can
hoeld hundreds of times more data than floppy disks.
New disks ne
storage.
use them, un
4 A portable hard drive is a good choice for
the manufac
5 Magnetic tapes are used for
information that you no longer need to use is operating sy
circular trac
OS creates
location of
2 Buying a portable hard drive
save a filet
the read/
Mi
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