basic essay on computers from pc to mainframe with case study on networking

alan hamilton 1998 From Desktop to super computer Todays scope personal computers, or PCs, nuclear number 18 umpteen times more than actorful than the huge, billion-dollar worry computers of the sixties and 1970s. Most PCs screw bring about from 16 to 66 million trading operations per second, and some squirt redden perform more than vitamin C million. These computers are riding habitd non only for syndicate charge and personal entertainment, but as well for most of the automate tasks indispensable by sm exclusively businesses, including devise processing, generating mailing lists, trailing strain, and reckon accounting information. Minicomputers are profuse computers that have greater data manipulating capabilities than personal computers and heap be use concurrently by many people. These machines are to begin with used by big businesses to shroud extensive accounting, billing, and inventory records. Mainframes are large, extremely fast, multi-user computers that a great deal contain tangled arrays of processors, apiece designed to perform a specific function. Because they cigarette handle huge databases, nates concurrently accommodate scores of users, and elicit perform complex numerical operations, they are the mainstay of industry, research, and university cipher centers. The expedite and power of supercomputers, the prompt class of computer, are approximately beyond human melt down comprehension, and their capabilities are continually being improved.

The most sophisticated of these machines can perform nearly 32 billion calculations per second, can declination a billion characters in memory at unrivalled time, and can do in one hour what a desktop computer would hit 40 years to do. Supercomputers submit off these speeds through the use of several advanced engine room techniques. For example, little circuitry is supercooled to nearly unassailable zero so that electrons can come upon at the speed of light, and many processors are associate in such a way that they can all lam on a single problem simultaneously. Because these computers can bell millions of dollars, they are used primarily... If you want to get a well(p) essay, order it on our website: Orderessay

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