Flashcards

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Eleanor Hanks Inglês 9 flashcards

Flashcards do conjunto (9)

1Fetch Execute CycleFetch - CPU fetches this from the main memory (the hard drive) and stores it in the CPU temporary memory, the immediate access store (the registers).
Executes - When the instruction has been decoded, the CPU can carry out the action that is needed. This is called executing the instruction.
2RAMRandom Access Memory. Faster, and more expensive.
Stores; The computing system, applications, GUI.
Fast temporary type of memory in which programs, applications and data are stored.
3ROMRead-Only Memory is memory that cannot be changed by a program or user. ROM retains its memory even after the computer is turned off. For example, ROM stores the instructions for the computer to start up when it is turned on again.
4LANsLocal Area Networks, covers a small amount of land. E.g a school or college.
5WANWide Area Network covers a large geographical area. Most WANs are made from several LANs connected together.
6EthicsPrivacy, sharing, hacking,
7Data Protection ActWho can access data
The accuracy and validity of data
Selling data
Removal of data
8Computer Misuse ActAccess computer material without permission
Access computer material without permission and with intent to commit criminal offences,
Alter computer data without permission, eg writing a virus to destroy someone else's data
9The Digital DivideMoney, Location, IT literacy, Internet Access.

Descrição: FlashCards sobre Sem título, criado por Eleanor Hanks em 17-10-2017.
Criado por: Eleanor Hanks
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