This essay Computer A computer is a programmable machine. has a total of 217 words and 2 pages.
Computer A computer is a programmable machine. The two principal characteristics of a computer are: It responds to a specific set of instructions in a well-defined manner and it can execute a prerecorded list of instructions (a program ).
T he fastest type of computer . Supercomputers are very expensive and are employed for specialized applications that require immense amounts of mathematical calculations. For example, weather forecasting requires a supercomputer. Other uses of supercomputers include animated graphics , fluid dynamic calculations, nuclear energy research, and petroleum exploratio n.
A very large and expensive computer capable of supporting hundreds, or even thousands, of users simultaneously. In the hierarchy that starts with a simple microprocessor (in watches, for example) at the bottom and moves to supercomputers at the top, mainframes are just below supercomputers. In some ways, mainframes are more powerful than supercomputers because they support more simultaneous programs .
The term microcomputer is generally synonymous with personal computer , or a computer that depends on a Microcomputers are designed to be used by individuals, whether in the form of PCs, work station or note books.
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