Flashcards
Secondary storage devices
Flashcards do conjunto (15)
- 1What kind of storage is a cd?Optical
- 2What kind of storage is HDD?Magnetic
- 3What kind of storage is an SSD (solid state drive)?Flash memory
- 4What kind of storage is dvd?optical
- 5What kind of storage is a usb stick?flash memory
- 6Name some positives of using flash memory?Small, lightweight USB memory sticks, available for many Gigabytes.
Extremely portable
Can be very durable
can upwards of 2gb of storage - 7Name some disadvantages of using flash memory?Expensive
limited number of write and erase cycles
smaller and easier to lose (USB) - 8Give some examples of use for flash memoryMemory sticks
memory cards
internal storage for tablet computers
(SSD)
mobile phones - 9Name some positives of using a optical disk as a form of storage?Cheap to produce
fast to access data
most computers can read them - 10Name some disadvantages of using an optical disk as a form of storage?Fragile
small storage capacity (CD)
slower to access than hard disc - 11Give examples optical disks?CD-ROM
DVD
CD-RW
DVD-R
DWD-RW - 12Name some positives of using magnetic storage?Cheap form of storage
non volatile
can hold a vast amount of data
data can be written to and deleted numerous times - 13Name some disadvantages of using magnetic storage?Internal HDD not portable
regular crashes can damage surface of the disc
gradually lose magnetic charge overtime (lose data) - 14Give examples of magnetic devicesHolding data files such as Word processing documents
graphics
video
sound
database etc. - 15Name the three different types of secondary storage?Optical Disk
Flash Memory
Magnetic Disk
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- FlashCards sobre Secondary storage devices, criado por draper.a17 em 16-12-2015.
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- draper.a17
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