2. My Diary
Sunday, September 7, 2008
The Future of Computers
The future
Deep blue and Garry Kasparov Deep Blue, the screen of which is seen here as the computer plays chess against Kasparov in 1997, is an IBM supercomputer that uses scalable parallel processing to solve complex problems. Deep Blue uses 256 processors working together to calculate between 50 and 100 billion chess moves in under three minutes. Real world applications of computers like Deep Blue include forecasting the weather and all.
In around 1960s, semiconductor pioneer Gordon predicted that the number of transistors contained on a computer chip would double every year!!
Computers will become more advance and they will also become easier to use. Improved speech recognization will make the operation of a computer easier.virtual reality, along with technlogy of having human senses, will also contribute to better computer user interface.
Microminiaturization. This integrated circuit, an F-100 microprocessor, is only 0.6 cm and is samll enough to pass through the eye of a needle
Communicatiobns between comouters users and networks will benifit from new technologies such as broadband communication systems that can carry significantly more data faster or more conveniently to and from the vast interconnected databases that continue to grow in number and type
Quantum computers may one day be thousands to millions of times faster than current computers.
The Evolution Of Computer
Introduction
Computer, machine that performs tasks, like calculations or electronic communication, under program. Programs usually lie within the computer and are retrieved and processed by the Computer`s electronics. The Program Results are stored or taken out via output devices(like printer, speaker, compact disc). computer performs a wide variety of activities, accurately and quickly.
Digital computers
For all their apparent complexity, digital computers are basically simple machines. Every operation they perform, from navigating a spacecraft playing a game of chess, is based on one key operation: determining whether certain electronic switches, called gates, are opened or closed. the real power of a computer lie in the million-to 4 billion times, or cycles, per second.
A computer can recognize only two states in watch of its millions of circuit switches- on or off., or high voltage or low voltage. by assigning binary numbers to these states- 1 for on and 0 for off, for example- and linking many switches together, a computer can represent any type of data, from numbers to letters to musical notes. this process is called digitization.
Man Behind Computers
In 1939 the american physicists john V. Atanasoff and clifford berry produced the prototype of a computer based on the binary numbering system. Anatasoff reasoned that binary numbers were better suited to computing that were decimal numbers because the the two digits 1 and 0 could be represented the electrical circuits, which were either on or off. Furthermore, George Boole, a British mathematician, had already devised a complete system of binary algebra that might be applied to compute circuits. Developed in 1848, Boolean algebra bridged the gap between mathematics and logic by symbolizing all information as being either true or false. thus let to the invention of real digital and fast computers ever.
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