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ICT revision (Digital devices (mainframe computer: a large, powerful…
ICT revision
Digital devices
mainframe computer: a large, powerful computer that can do a lot of complicated jobs quickly and can be used by a lot of people at the same time.
Microprocessor The device that controls what a computer does; it takes data as input, does something with it and provides output
peripheral device equipment that is connected to a computer and is used with; such as a monitor, printer, a mouse and keyboard.
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Wi-Fi a way of connecting to computers or other electronic devices to a network or the internet by using radio signals rather than wires
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pixelated an effect that creates an unclear image consisting of large individual pixels that are visible to the human eye
software
Firewall a system that protects a computer network from from being used or looked at by people who do not have permission to do so
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database used to enter, edit and search data. an example would be Oracle
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