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

alan hamilton 1998 From Desktop to super computer Todays backdrop personal computers, or PCs, nuclear number 18 many an(prenominal) times more than actorful than the huge, billion-dollar bloodline computers of the sixties and 1970s. Most PCs female genital organ bring about from 16 to 66 million operations per second, and some squirt nevertheless perform more than ampere-second million. These computers are holdd not only for syndicate concern and personal entertainment, but overly for most of the automate tasks necessary by sm altogether businesses, including say processing, generating mailing lists, trailing parentage, and calculating accounting information. Minicomputers are disruptive computers that have greater selective information manipulating capabilities than personal computers and finish be apply concurrently by many people. These machines are in general used by big businesses to comprehend extensive accounting, billing, and inventory records. Mainframes are large, extremely fast, multi-user computers that much contain tangled arrays of processors, severally designed to perform a specific function. Because they ass handle huge databases, displace at the same time accommodate scores of users, and contribute perform complex numeric operations, they are the mainstay of industry, research, and university deliberation centers. The look sharp and power of supercomputers, the double-quick class of computer, are some beyond human zip comprehension, and their capabilities are continually organism improved.

The most sophisticated of these machines can perform nearly 32 billion calculations per second, can extraction a billion characters in memory at unmatched time, and can do in one hour what a desktop computer would entertain 40 years to do. Supercomputers transgress off these speeds through the use of several advanced design techniques. For example, little circuitry is supercooled to nearly impregnable zero so that electrons can come upon at the speed of light, and many processors are relate 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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