Computer science From Wikipedia‚ the free encyclopedia Computer science (abbreviated CS or CompSci) is the scientific and practical approach to computation and its applications. It is the systematic study of the feasibility‚ structure‚ expression‚ and mechanization of the methodical processes (or algorithms) that underlie the acquisition‚ representation‚ processing‚ storage‚ communication of‚ and access to information‚ whether such information is encoded in bits and bytes in a computer memory or
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History of Computers Table of Contents Table of Contents . .2 Abstract . 3 Body of Research .4 - 6 Conclusion . 7 Bibliography ..8 Abstract This project explains the history of computers‚ starting from Howard Aiken’s Harvard Mark I to present day time. Although I have not gone over all of the models in my report‚ I have chosen those which I feel have had the greatest effect on the computer world. I will show how in just forty years‚ computers
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Computer misuse: Computer and internet availability is not a big issue now. Most of the people try to misuse the computer resources. Some willing misuse the computer and some people unknowingly misuse the law. Mentioned below are the categories of computer misuse. Computer hacking: Computer hacking is a technique of taking access over the unpermitted network or modem or other devices and the internet. The hackers usually try to grant admittance to the passwords and several different security sites
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ELEMENTS OF COMPUTER SYSTEM Computer System Is a complete‚ working computer. The computer system includes not only the computer‚ but also any software and peripheral devices that are necessary to make the computer function. 1. Hardware 2.Software 3.Peopleware / Live ware HARDWARE It is best described as a device that is physically connected to your computer or something that can be physically touched. INPUT DEVICE –any device that allows the person to communicate information to the computer / gives
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provided by the sensor and sending the barcode’s content to the scanner’s output port. Biometrics Biometrics[1] (or biometric authentication)[note 1] refers to the identification of humans by their characteristics or traits. Biometrics is used in computer science as a form of identification and access control.[2] It is also used to identify individuals in groups that are undersurveillance.[citation needed] Biometric identifiers are the distinctive‚ measurable characteristics used to label and describe
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Computer Technology Computer Technology Technology has helped us in every phase of life since the beginning of time. From the invention of the simple calculator to the Internet‚ technology has been a great factor on the way our civilization has grown. With more and more technological advances just around the corner‚ our civilization will continue to grow faster and faster than ever before. After the invention of the computer this world did many inventions in a short time with the help of technology
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Uses of Computers in different Fields Our daily encounters with and dependence upon technology is almost invisible as it takes the shape of electronic climate control system‚ wireless communication systems such as phones and pagers‚ automatic tellers to dispense money. Magnetically striped cards to facilitate consumer transactions‚ cable and satellite television‚ auto mobiles and mass transit. Free trade agreements have led to globalization of commerce and scientific debate about global
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The History of Computers A computer is a machine built to do routine calculations with speed‚ reliability‚ and ease‚ greatly simplifying processes that without them would be a much longer‚ more drawn out process. Since their introduction in the 1940’s. Computers have become an important part of the world. Besides the systems found in offices‚ and homes‚ microcomputers are now used in everyday locations such as automobiles‚ aircrafts‚ telephones‚ and kitchen appliances. Computers are used for
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THE VALUE OF COMPUTER EDUCATION TODAY Necessity is the mother of revolution. The saying holds true for computers also because computers were invented as a result of a main search for a fast and an accurate calculating device. A few days ago there were only few computers in our country. They were enormous and expensive machines. Although abacus was invented around 600 B.C. It is interesting to know that it can calculate at an amazing speed. The first mechanical adding machine was invented by Blaise
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Computer Multimedia Sam Quesinberry Computers have come a long way very fast since there start in the 1940’s. In the beginning they were mainly used for keeping financial records by banks and insurance companies‚ and for mathematical computations by engineers and the U.S. Military. However‚ exciting new applications have developed rapidly in the last few years. Two of these areas is Computer Graphics and sound. Computer graphics is the ability of the computer to display‚ store and transmit
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