HISTORY OF COMPUTER Abacus - The First man-made computing device. - It can perform addition and subtraction - invented in China Pascal’s calculating machine/Pascaline - The first mechanical calculator - Invented by Blaise Pascal - Can perform addition & subtraction Leibnitz calculator - First general-purpose calculating machine - Extended version of Pascal Calculating machine - Can perform multiplication and Division - Invented by Gottfried Leibnitz Automatic
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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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APPLICATION OF COMPUTERS TO SOCIETY Computers play a great role in the society. Whether at home‚ in school‚ at the mall or in the office‚ computers significantly help in the accomplishment of various tasks. Be it at work or at play‚ computers have undeniably been utilized to perform general or specific activities that enable life to be more convenient and worry-free. Computers in Business In the field of business‚ computers are very useful. They are used in keeping records of daily sales
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Computer Hardware came about when machines needed separate manual actions to be able to perform specific mathematical functions. Luckily in 1941‚ a man by the name of Konrad Zuse invented what was considered the first working‚ fully operable computer. Prior to this‚ most of the calculations were done manually to calculate by people with adding machines. Today these adding machines are better known as calculators. Back then‚ all you had to do is push buttons‚ but in today’s modern software technology
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Components of a Computer In the realm of modern business‚ computers are essential to success. In this paper‚ I will describe the different hardware (or physical) components of a computer. According to our text “These components include input devices‚ output devices‚ communications devices‚ primary and secondary storage devices‚ and the central processing unit (CPU).” (Stair‚ Reynolds‚ 2003). An input device is any device that transfers information from the outside world to the computer. These can
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Effects of Computer on Society Everyone knows that this is the age of computer and majority of people are using computer. Development of science and technology has direct effect on our daily life as well as in our social life. Computer technology has made communication possible from one part of the world to the other in seconds. They can see the transactions in one part of the world while staying in the other part. Computer development is one of the greatest scientific achievements of the 20 the
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Computers – An Introduction A computer is defined as an electronic device that accepts input‚ processes it as per the given instructions and produces meaningful output. The term computer is used to describe a device which is combination of electronic and electromechanical devices. It is derived from the word “Compute” which means Calculation. “Charles Babbage” is known as the father of the computer. Data and Information Data refers to raw facts that are gathered and fed to the computer. A computer
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13 Prof. Anatoly Sachenko Computer Hardware I. LECTURE OVERVIEW Foundation Concepts: Computer Hardware‚ reviews trends and developments in microcomputer‚ midrange‚ and mainframe computer systems; basic computer system concepts; and the major types of technologies used in peripheral devices for computer input‚ output‚ and storage. Computer Systems – Major types of computer systems are summarized in Figure 13.2. A computer is a system of information processing components that perform
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No Content Page 1 Introduction 2 2 History 3 3 Computer Software 4 4 Computer Hardware 6 5 Function and Application In Medical Field 8 6 Advantage 10 7 Disadvantage 12 8 Precaution 13 9 Conclusion 16 10 Reference 17 INTRODUCTION The first use of the word “computer” was recorded in 1613 in a book called “The yong mans gleanings” by English writer Richard Braithwait. It referred to a person who carried
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Computer Packages 11 Graphic Packages: It is important to recall that the early graphics software performed creditably on production of simple bar graphs and funny little people made of squares. However‚ the modern day graphics software and hardware is so advanced such that it is sometimes difficult to tell if computer or trick photograph produced a picture. Computer graphics as often seen in advertisement‚ Logos‚ and sports broadcast on televisions are products of computer graphic applications
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