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    Computer Fundamentals

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    PRELIM COMPUTER What is a Computer? A computer is an electronic machine that can be programmed to accept data (input)‚ process it into useful information (output)‚ and store it in a storage device for future use Characteristics of a Computer •It’s a machine. •It is electronic. •It is automatic. •It can manipulate data. •It has memory •It has logical function Capabilities of a Computer • Speed • Accuracy • Repetitiveness • Storage • Programmable Limitations of a Computer • Cannot operate without

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    Computer Appreciation

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    WHAT IS A COMPUTER A computer may be defined as an electronic device that has the capability of accepting and processing data under the control of a stored program and producing output in the form of information. This information may be in the form of sound‚ images‚ electronic signals‚ etc. and may be stored within the computer or on an external storage device. Computers are not very intelligent but they handle instructions flawlessly and fast. They must follow explicit directions from both the user

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    Computer Science

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    INTRODUCTION INTRODUCTION TO COMPUTER The term “Computer” is derived from the Latin word “Computare” which means “to compute” or “to calculate”‚ so it is considered to be calculating device. In fact‚ the main objective of inventing the computer was to create a fast calculating machine. But now-a-days more than 75% of non-mathematical or non-numerical work is carried out by the computers. Today‚ computer technology has spread to every sphere of existence of modern man‚ from railway reservation to

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    Value Chain

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    Value Chain Analysis-Costco Corporation                            Brief on the Organization Costco is among the leading global retailers which provide customers a wide range of merchandise‚ ranging from small to well-known brands. The company began operations in 1983. Over the years‚ Costco has been a retailer in low cost membership-only leader‚ in warehouse club of merchandise. Moreover‚ Costco does not offer frills warehouse business models as its competitors do.  Costco’s major competitors

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    Computer Hardware

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    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 input‚ processing

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    made rapid growth and has revolutionized the way we socialize today. Computer since its advent has played a pivotal role in human’s life. It has its major contribution in development of electronic appliances that can be easily seen every where. At its very beginning it was majorly being used for calculation purposes; however with the passage of time its usage became an essential part of human life. The use of computer technology was then inculcated in wars that provided efficiency and perfection

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    Computer Concepts

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    Computer Concepts – Illustrated 8th edition Objectives * Define computers *Explore how computers work *Categorize computers *Examine personal computers *Introduce software *Introduce the Internet and the Web *Understand email basics Defining Computers Computer * An electronic device that: * Accepts input * Processes data * Stores data * Produces output * Uses instructions in stored programs Personal computer (PC) Computer system

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    Computer Concepts

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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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    Computer Architecture

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    EINSTEIN COLLEGE OF ENGINEERING Computer Architecture and Organization Lecture Notes-EC53 SUJATHA.K & JASMINE MARY.S TEXTBOOKS: 1. John P. Hayes‚ ‘Computer architecture and Organisation’‚ Tata McGraw-Hill‚ Third edition‚ 1998. 2. V. Carl Hamacher‚ Zvonko G. Varanesic and Safat G. Zaky‚ “ Computer Organisation“‚ V edition‚ McGraw-Hill Inc‚ 1996. Einstein College of Engineering UNIT 1 INTRODUCTION FUNCTIONAL UNITS OF A COMPUTER SYSTEM Digital computer systems consist of three distinct

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    Contents Page Number Executive Summary 4 Section 1: Introduction 11 1.1 Context 11 1.2 Objectives of this study 12 1.3 Methodology 13 Section 2: Access 16 2.1 Patterns of access to a home computer 16 2.2 Independent access to a home computer 18 2.3 Access to other hardware in households 19 Section 3: Patterns of Use 20 3.1 Parental restrictions on use 20 3.2 Variations in use 21 3.3 Educational patterns of use 26 3.4 Subject

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