1

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2
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  ???)

3
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4
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5
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6
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7
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8
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• ???????? ?? ????? ?? ???? ??????? ?????
• ??? 2500 ???
• ??? 2/1 ????
• ???? ?????? ???????? ??????? (sequential
  processing)

???? ??????? ????? (????? ???)
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9
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Zip drive (up to 250 MB)
Floppy disk
10
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Jaz drive uses 2-GB cartridges
Iomega Peerless drives use cartridges that
contain read/write heads in addition to the
magnetic media. This allows the cartridges to
have capacities of 10 or 20 GB.
11
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• ??????? ??? ??????? ?????.
• ?????
• BIOS
• CompactFlash

12
????? ????????? ??? (?????)

• ??????? ?? ???????? EEPROM
• Electrically Erasable Programmable Read Only
  Memory

?? ????? ????? ??????? ????? ?? ???? ?? ????? ???.
13
????????? ????
??????????? ????? ??? CD ?? ?? 125 ??????? ???!
CD-RW ????? ??? ???????
14
????????? ???? (?????)
15
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