A computer system consists of mainly four basic units; namely input unit‚ storage unit‚ central processing unit and output unit. Central Processing unit further includes Arithmetic logic unit and control unit‚ as shown in the figure:. A computer performs five major operations or functions irrespective of its size and make. These are • it accepts data or instructions as input‚ • it stores data and instruction • it processes data as per the instructions‚ • it controls all operations inside a computer
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Basics of Computer :: 1 1 Basics of Computer 1.1 INTRODUCTION In this lesson we present an overview of the basic design of a computer system: how the different parts of a computer system are organized and various operations performed to perform a specific task. You would have observed that instructions have to be fed into the computer in a systematic order to perform a specific task. Computer components are divided into two major categories‚ namely‚ hardware and software. In this lesson we
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As we all know‚ computers can be found everywhere these days. They have changed the way we think‚ live and study‚ etc. The fact that computers have made incredible changes to our society‚ makes them very special invention. Although they might be only as important as other inventions such as electricity‚ airplanes‚ etc‚ it is their ability to be programmed to perform an amazing variety of tasks distinguishes computers from all the other inventions. Computers are playing an effective role in different
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debate that electronic technology including computers and the Internet are one of the most important developments of recent times. Tasks that took days to complete and that demanded hundreds of man hours to effectively execute can now be easily done at the touch of a button. But the growing importance of technology is not without its drawbacks with probably the most major one being internet and computer enabled crime. The growing capability of computers and applications as well as the ever increasing
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Saint Paul College Foundation‚ INC. Mandaue Branch A Research on Computer addiction among 3rd year and 4th year students of St. Paul College Foundation INC Jason A. Labaya And Jed C. Gorgonio Submitted in Partial Fulfillment of the Requirements in English IV High School Department St. Paul College Foundation INC Feb.21‚ 2011 APPROVAL SHEET The research paper attached hereto‚ entitled “Computer addiction among 3rd year and 4th year students of St. Paul College Foundation INC”‚ prepared and
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History of Computers Glenn G. Fabia Department of Computer Science Ateneo de Naga University A typical computer operation back when computers were people. Counting Tables History of Computers 2 A Modern Day Abacus (Oldest surviving‚ 300 B.C) Note how the abacus is really just a representation of the human fingers: the 5 lower rings on each rod represent the 5 fingers and the 2 upper rings represent the 2 hands. History of Computers 3 Napier’s Bones In 1617 John Napier
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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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Computer Fundamentals Assignment What is a Computer? A computer is an electronic device that manipulates information‚ or "data." It has the ability to store‚ retrieve‚ and process data. You can use a computer to type documents‚ send email‚ and browse the internet. You can also use it to handle spreadsheets‚ accounting‚ database management‚ presentations‚ games‚ and many more. How does a computer work with? 1. Computer hardware equals the collection of physical elements that comprise
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COMPUTER ADDICTION Addiction - "a habit so strong that one cannot give it up." We are all aware that people form addictions to many things‚ from cocaine to gambling. References to alcoholism‚ workaholism‚ even chocoholism‚ are commonplace throughout our society. The idea that people can form addictions to computing is a relatively new one‚ but quickly gaining ground. Perhaps some day the word "netaholism" will be as widely-used as the others; being a "user" may have more connotation than we realize
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Computer is playing vital role in modern life. Computer education has great importance because use of computer has reached almost all spheres of life. The modern life of today includes information and contacts with people all over the world. Computer has helped considerably to achieve this. This is possible through computer education when a person knows the use of computer‚ he can employ in his business‚ for planning and chalking out programmed. Calculations and statical works. The internet
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