Flashcards
Sem título
Flashcards do conjunto (6)
- 1Input devices- Keyboard, mouse, barcode reader, chip reader, omrOutput devices-
Monitor, speakers, printer, projector - 2storage devicescd, dvd, pen drive, magnetic tape
- 3back upscomplete-complete copy of everything
incremental-copy of only changed data - 4ways of back upmanual-copy files to a pen drive by yourself
mirroring- data written to 2 hard drives at same time - 5ROM (read only memory) non volitale data can not be edited fast access to dataRAM (random access memory)
volitale
data can be read and written
data is lost when switched off
holds current data being entered - 6Lan ( local area network) a network where all computers are in one areaadvantages-share data, users can access files from computers in network, share printers
disadvantages-expensive due to cabling, viruses spread easily, if server breaks whole system goes down
Informações
- Descrição
- FlashCards sobre Sem título, criado por Alexe Emes em 12-05-2015.
- Criado por
- Alexe Emes
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