2 Fundamentals of Computer Systems You need to be able to: (a) define a computer system (b) describe the importance of computer systems in the modern world (c) explain the need for reliability in computer systems (d) explain the need for adherence to suitable professional standards in the development‚ use and maintenance of computer systems (e) explain the importance of ethical‚ environmental and legal considerations when creating computer systems. What is a computer system? At its very basic
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Computer fraud is the use of information technology to commit fraud. In the United States‚ computer fraud is specifically proscribed by the Computer Fraud and Abuse Act‚ which provides for jail time and fines. 1. Unauthorized access at North Bay Abdulswamad Nino Macapayad‚ a former accounts payable clerk for North Bay Health Care Group‚ admitted to using her computer to access North Bay’s accounting software without authorization‚ and in turn issued various checks payable to herself and others.
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22/10/2007 11:28 Page 320 CASE EXAMPLE Lenovo computers: East meets West In May 2005‚ the world’s thirteenth largest personal computer company‚ Lenovo‚ took over the world’s third largest personal computer business‚ IBM’s PC division. Lenovo‚ at that time based wholly in China‚ was paying $1.75bn (A1.4bn‚ £1bn) to control a business that operated all over the world and had effectively invented the personal computer industry back in 1981. Michael Dell‚ the creator of the world’s
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Computer Systems Individual Assignment Executive Summary This is an analysis study done for the “RAINBOW” digital color lab which is going to be opened soon in Colombo City. The main reason of this analysis is to identify and recommend Computer systems‚ software and peripheral components which will be needed for the employees of the lab for their daily work. Also policies were recommended for security and safety of the computers use‚ Data backup policy and the health and safety of the
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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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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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1. Years Ended December 31‚ 2004 2003 2002 Revenue (pre-tax) $99.6 $73.4 $56.1 Cost of sales (Revenue x 40%) ($39.8) ($29.4) ($22.4) Selling expense ($23.3) ($18.5) ($17.5) General and Administrative expense ($19.9) ($13.2) ($14.2) Depreciation and Amortization ($0.9) ($0.6) ($0.7) Other Income (expense) $0.0 ($1.4) $0.2 Net profit (loss)--GAAP $15.7 $10.3 $1.5 Add back amount eligible for capitalization Under SAB 104 (40% of total costs X 85%) $33
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Computer software can be divided into two main categories: application software and system software. Application Software: Application Software includes programs that do real work for user. Example: Payroll systems‚ Inventory Control‚ Manage student database‚ Word Processor‚ Spreadsheet and Database Management System etc. Application software consists of the programs for performing tasks particular to the machine’s utilization. Examples of application software include spreadsheets‚ database systems
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Vol 44 No 4. September 2005 ISSN 0265-5527‚ pp. 387–399 Computer Hacking: Just Another Case of Juvenile Delinquency? MAJID YAR Lecturer in Criminology‚ School of Social Policy‚ Sociology and Social Research‚ University of Kent at Canterbury Abstract: Recent discussions of computer ‘hacking’ make explicit reference to the disproportionate involvement of juveniles in this form of computer crime. While criminal justice‚ computer security‚ public and popular reflections on hacking seldom refer
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Optical Character Recognition for Cursive Handwriting Nafiz Arica‚ Student Member‚ IEEE‚ and Fatos T. Yarman-Vural‚ Senior Member‚ IEEE AbstractÐIn this paper‚ a new analytic scheme‚ which uses a sequence of segmentation and recognition algorithms‚ is proposed for offline cursive handwriting recognition problem. First‚ some global parameters‚ such as slant angle‚ baselines‚ and stroke width and height are estimated. Second‚ a segmentation method finds character segmentation paths by combining gray
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