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11 Cards in this Set
- Front
- Back
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Storage
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-primary storage (volatile)RAM
-secondary storage (nonvolatile) |
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Writing/Reading
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-saving info
-accessing info |
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Secondary Storage Characteristics
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-media/medium
-capacity -storage devices -access time/speed |
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Floppy Disks
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(disketts, disks, flexible disks, floppies)
-2HD (two sided high density) -shutters, labels, write protection notches -tracks and sectors for organization |
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High Compacity Floppy Disks
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-Zip disks
-HiFD disks -SuperDisk disks |
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Hard Disks
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-rigid metallic platters
-head crash |
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Hard Disk Cartridge
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-removable and capacity limited only by # of cartridges
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Hard Disk Pack
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-removable
-several platters and extensive capacity |
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Performance Enhancements (hard disks)
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-Disk caching
-RAIDs -File compressions/decompression |
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Optical Disks
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-pits and lands
-jewel boxes (protect) -CDs -DVDs -DataPlay (music and digital photography) |
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Solid State storage
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-no moving parts
-flash memory cards (keychain hard drives) |
