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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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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Are computers necessary? Computers have been around for many years and it has become difficult to imagine life without them. They are present almost everywhere we go - at the supermarket‚ at the bank‚ at home‚ in the car. Computers are more efficient than we humans are‚ at least when it comes to calculations and related topics - as the name computer implies (to compute - to calculate). The question is‚ however - could we do without computers? Are computers really necessary‚ or do we just use them
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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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History Of Apple Computers Eric Tomafsky Mr. Chandler Finance Apple History 2 Abstract There have been many computer companies trying to start in this hectic business world today. There has been many problems with each one‚ and the strongest company will be the one who solves everyone’s problems and makes each person happy with there computer. That has yet
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Child rights in Nepal The children‚ in fact are our bright future stars and glory of the nation. They are the future hope and get better opportunities to enhance their all round development. Rights are those conditions that ensure the opportunity to enjoy the fundamental needs so as to enhance one’s dignity and prosperity. The condition of child rights in Nepal is highly miserable‚ despite its provision as the fundamental rights in our present constitution. We should provide education and training
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described as under: 1.0 Overview Through Question Bank System (“QBS”) we are looking forward to prepare a large corpus of the multiple choice questions in the area of General English‚ Quantitative Reasoning‚ Logical Reasoning‚ Mathematics‚ Computer Science and Electronics & Communication. Faculty members from various universities/institutions/colleges will be enrolled online for the contribution of the questions in the area of their interest. Another group of faculty member will do the validation
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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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Section 1 Introduction 1.1 COMMUNICATIONS Computer communications is the process of sharing data‚ programs‚ and information between two or more computers. We have discussed numerous applications that depend on communication systems‚ including: • E-mail – Provides a fast‚ efficient alternative to traditional mail by sending and receiving electronic documents. • Instant messaging – Supports direct‚ “live” electronic communication between two or more friends or buddies. • Internet
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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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