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Computers and technology have invaded our lives. PCs have taken a place in every office, every factory and every house. In fact in every house computers has become as important as every other domestic equipment. Moreover these home computers can be categorised according to their price, their abilities and their construction. However generally PCs can be classified according to their use into three groups: the multimedia computers, the Internet computers and the word processing computer. First of all there are the multimedia computers.
These computers are expensive with many abilities and use state of art technology. Moreover these units have special video cards that can handle billions of colours in order to accomplice best quality pictures and videos. The results are amazing and many times the photographs from computers can t be distinguished from real photographs. On the other hand these devices utilises state of art technologies to accomplice the best sound that is possible. In fact multimedia computers use technologies such as the Dolby System Surround and produce sounds in such great quality that it is difficult even for experts to differentiate the digital sound from the real ones. Also big wide screens are usually used for these computers in order to achieve best view for the user.
These monitors can make the most of the video cards and along with the rest equipment can give to the viewer a felling of really in the computer. The use of these computers is mostly of the entertainment of the user. Therefore these kinds of computers are used to play music in great quality or digital movies. Also the user can process movies, sounds and photographs in that computers. Finally the cost that this computers have is very high. The hardware and the software is extremely expensive and there will is a need for upgrade in short periods of time Secondly there are the Internet computers.
These kind of home computers have the ability to connect each house to the World Wide Web. These devices do not need so many peripherals but just a simple computer with a modem and a phone line connected. The abilities are vice versa to the price, the user can surf in to the internet get millions of information s from there, can use e-mail to communicate with others or can use chat to speak in real time with people which are far away. Also the cost for such a machine is small, the price of a modem and the cost for an account in an internet provider is very low. Thirdly there are the word processing computers. These kind of computers are used instead of type writers.
The hardware that is required is just a simple computer with a mouse and a keyboard. The abilities that a computer like this has are short it can only be used to type documents and to keep a record of all this documents. This kind of work at the old times would take hours and space in an office. Word processing computers have little cost, in fact it is the cheapest computer of all.
These are the three most general kind of home computers classified according to their use.
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Research essay sample on Word Processing Video Cards
