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Features of Common Digital Devices
Mobile Phones

The core purpose of a mobile phone is to send and receive SMS messages, as
well as calling over a mobile phone network. In some highend mobile
phones, you may also get 3G functionality, a basic camera and a MP3 player.
A good…

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Desktop Computers

Need input and output devices to function (basic ones include mouse
and keyboard)
Have HDD's and optical drives
Very powerful processers (if you spend the money for it)
Very easy to upgrade and enhance by adding extra components or
software

Laptops

Battery powered (although can be used while…

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RAM ­ Random Access Memory ­ store files temporarily on a chip whilst the
hard drive is busy installing other software. Speeds the computer up.
Graphics Card ­ the component that allows your computer to display
graphics. Gaming PC's require a very good graphics card as games are fairly
demanding.…

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