Yes at computer auctions you can buy the whole pc or you can purchase many parts.You can get a bargain at these auctions especially if no one bids against you.
History of computer is divided into 5 generation. The first generation of computer started form 1941 till 1956. In this generation vacuum tubes are used in computers and computers are big enough that one computer could be such big as a whole room.
The noun 'computer' is a concrete noun, a word for an electronic device for storing and processing data; a word for a physical thing.
Almost all of the early vacuum tube computers took a whole room. The biggest computer ever built (IBM SAGE - air defense computer, 1958) took a whole floor of the building it was in.
Generally building a computer is much cheaper than buying one whole. To build a computer you'll need a power source, hard disk drive, motherboard, graphics card, RAM, and a case. A DVD burner is also a good idea. I bought a multitude of parts from http://newegg.com and the computer I built from them is about 3x better than one you can get from retail for the same price.
A computer is your personal computer that you have at home and computer systems are a whole ton of computers connected to each other. Business mainly use computer systems mostly if they have a web sight.
There is no specific role or job that defines which computer you use. In any persons daily life it is likely that their needs will be met by computers across the whole range, from your weather forecast, your banking needs and the reading of your utility meters.
there is over a million types in the whole world there is more from the beginning and that adds up over 6 million computer
Well for starters you can reprogram it by buying a PROM chip and programming it and replace the old one with the new Programmed one. Or you can buy a whole new programmed after market PCM or Computer.
Depends on the performance capabilities of your apple computer. Apple computers are not high performance generally however it does not take a whole lot to play minecraft its a pretty low graphics standard of game.
Cycle computers can be purchased from Halfords, Sports Authority, Bike Radar, Amazon, The Whole Cyclist, Instructables, Performance Bike and Go Outdoors.
More computer workers started working on the computers and now its faster The speed of computers has gotten a whole lot faster over the time from the first machines. The shift from vacuum tubes to solid state devices opened to door, and newer circuit design and engineering coupled to an increase in the sophistication of semiconductor manufacturing techniques has allowed faster and faster processors to be built.
in bus topology computers are connected with each other by a wire in a approximately strait manner..and if one computer stops working the whole network will stop. while in star topology every computer is connected with the host computer & much wire is require..and if any client computer tops working it will not effect the whole network.----ravi singh chauhan...7275974787