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

alan hamilton 1998 From Desktop to super estimator Todays desktop personal computers, or PCs, atomic number 18 many times more(prenominal) than actorful than the huge, meg-dollar business computers of the sixties and 1970s. Most PCs backside bring astir(predicate) from 16 to 66 million operations per second, and some spurt even perform more than 100 million. These computers argon apply not only for syndicate management and personal entertainment, and also for most of the automate tasks required by low businesses, including word processing, generating mailing lists, trailing inventory, and calculating accounting information. Minicomputers argon fast computers that have greater data manipulating capabilities than personal computers and tidy sum be used concurrently by many people. These machines ar primarily used by larger businesses to handle gigantic accounting, billing, and inventory records. Mainframes are large, extremely fast, multi-user computers that often contain multiform arrays of processors, each designed to perform a specific function. Because they evoke handle huge databases, can simultaneously accommodate wads of users, and can perform complex mathematical operations, they are the lynchpin of industry, research, and university computing centers. The speed and power of supercomputers, the fastest class of computer, are almost beyond human race comprehension, and their capabilities are continually being improved. The most sophisticated of these machines can perform almost 32 billion calculations per second, can origin a billion characters in memory at peerless time, and can do in one hour what a desktop computer would take 40 years to do. Supercomputers bump off these speeds by dint of the use of several advanced engineering techniques. For example, little circuitry is supercooled to intimately absolute zero so that electrons can come upon at the speed of light, and many processors are linked in such(prenomin al) 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.net

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