Generations of Computer Computer Age: Past‚ Present‚ and Future The First generation The Second Generation The Third Generation The Fourth Generation The Fifth Generation The Computer Age 1951-1958 The First Generation Vacuum Tube – – Rapid changes Four generations over 50 years Trends across generations – Decrease size – Increase speed Magnetic core memory Storage – – Heat Burnout Machine language Punched cards Tape (1957) Characteristics of 1st Generation Computers Computers
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The computers are essential in all fields and are also used for the sake of entertainment. We are using computers in our home‚ in our daily life to get facilities. But the computers have more negative than positive effects when using a computer everyday. 1. Actually in other words we can say that Computer is a machine that makes everything on the Internet so easily accessible that it is difficult to keep children away from things they are not supposed to know at a certain age. Children especially
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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 technology permeates most aspects of our lives. The ability to use computer technology and to evaluate electronic information has become a basic skill for most of people. In most places of business‚ a computer is standard. In the bank they use computers to look up for account information. They use computers in the auto repair shop to assess the cars. We can’t find books in the library by looking in a card catalog — we must use a computerized database. Doctors’ offices utilize computers
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COMPUTER CONCEPTS NATIONAL ASSOCIATION FOR THE BLIND NEW DELHI Computer Concepts Hardware & software concepts explained for persons with low or no vision for the students of Intel Technology Training Lab at National Association for the Blind‚ New Delhi Produced and Published by National Association for the Blind Sector-5‚ R.K Puram‚ New Delhi E-mail: nab@vsnl.com First Edition October 2001 Reprint: February 2005 TABLE OF CONTENTS
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MAIN COMPONENTS OF PERSONAL COMPUTER INTRODUCTION: IN 21st century our life is run without computer. We must need the help of computer every day of our life. Computer are indispensable to wok home‚ management and entertainment in modern life. The project work shows what are the main components to run a computer. Personal computer have lots of components the main components are keyboard‚mouse‚ram‚dvd drive‚ hard disk‚ video card‚ mother board‚ processor‚ disk controller
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LECTURE 2 COMPUTERS ARE EVERYWHERE 1 – THIS LECTURE LOOKS AT A FEW SPECIFIC AREAS of SOCIETY AND WHERE COMPUTERS ARE USED » TRANSPORT » MEDICAL WORLD » AGRICULTURE » AIRLINE TRAVEL COMPUTERS ARE EVERYWHERE 2 Computers are everywhere. Our lives are directly affected when they do not operate. Computers have infiltrated our lives so we do not know how to function without them. INFORMATION AGE 3 We live in what we call the INFORMATION AGE – Evolving more
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Computer systems may be classified into the following groups: 1 - The supercomputers are extremely fast computers that are used in scientific research for their ability to do large amount of calculations and store large amount of data. One use of these computers is weather forecast because of the large amount of calculations involved. 2 - Mainframe computers allows several thousands of users at any time. They are used by government companies‚ airline companies for bookings‚ insurance companies
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History of Computers ENG 121 The volume and use of computers in the world are so great‚ they have become difficult to ignore anymore. Computers appear to us in so many ways that many times‚ we fail to see them as they actually are. People associated with a computer when they purchased their morning coffee at the vending machine. As they drove themselves to work‚ the traffic lights that so often hampered us are controlled by computers in an attempt to speed the journey. Accept it or not‚ the computer
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Computer Technology Being a kid sitting around with your friends‚ there was always that one person this said‚ do you think this will ever happened? When I grow up all I will have to do will say door open to get in my house‚ everything else will be done for me. now‚ much to my surprise this day has now arrived. The arrival and utilization of computers in today’s world is absolutely unbelievable. Things can be done with computers that could have never been done in the past. we have security
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