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1.4 Types of computer (Smartphones (They use apps to (Surf the net.,…
1.4 Types of computer
Smartphones
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They communicate with the Internet by WIFI or mobile phone networks,
It is believed that in the future phones will use LI-FI, which is similar to WI-FI but instead of using radio waves it uses light.
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Tablets
It is a portable computer that uses a touch screen and Internet access is usually through WIFI or mobile phone. They also have many sensors like a camara or a microphone.
Features
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Solid state memory, cloud storage facilities and synchronise data sources.
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Laptop Computers
A computer where the keyboard, monitor, pointing device and processor are together in a single unit.
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Mainframe Computers
A large, very powerful computer system.
The main purpose is to run comercial applications where huge amounts of data need to be processed everyday.
Main features
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They have huge internal memories, like several hundreds gigabytes of RAM.
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PC/Desktop Computers
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They are made up of a separate keyboard,mouse, monitor and processor unit.
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