A computer Technology has been a great deal of discussion in recent years about globalization‚ which can be defined as “the intensification of economic‚ political‚ social and cultural relations across borders.” Evidence of globalization is seen in our daily lives. We are being influenced by the on rush of economic and ecological forces that demand integration and uniformity and that mesmerize the world with fast music‚ fast computers and fast food with MTV‚ Macintosh and McDonald’s‚ The impact of
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provided by the sensor and sending the barcode’s content to the scanner’s output port. Biometrics Biometrics[1] (or biometric authentication)[note 1] refers to the identification of humans by their characteristics or traits. Biometrics is used in computer science as a form of identification and access control.[2] It is also used to identify individuals in groups that are undersurveillance.[citation needed] Biometric identifiers are the distinctive‚ measurable characteristics used to label and describe
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Computer Science Quiz Questions With Answers - Multiple Choice 1- IC chips used in computers are usually made of 1. Lead 2. Silicon 3. Chromium 4. Gold Answer: Silicon 2- One kilobyte is equal to 1. 1000 bytes 2. 1024 bytes 3. 100 bytes 4. 1023 bytes Answer: 1024 3- Which of the following is not an example of Operating System? 1. Windows 98 2. BSD Unix 3. Microsoft Office XP 4. Red Hat Linux Answer: Microsoft Office XP 4- Which supercomputer is developed by
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Auxiliary storage device 4. Output device Input device From Wikipedia‚ the free encyclopedia Jump to: navigation‚ search In computing‚ an input device is any peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system such as a computer or other information appliance. Examples of input devices include keyboards‚ mouse‚ scanners‚ digital cameras and joysticks. Many input devices can be classified according to: modality of
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Faculty of Commerce Department of Business Management NAME: DZIVAMI TAFADZWA STUDENT NUMBER: N0110708X PROGRAM: B.COM MARKETING [CON] ACADEMIC SUPERVISOR: MR G NDLOVU INDUSTRIAL SUPERVISOR: MR O MURWIRA COMPANY NAME: TANROY ENGINEERING (PVT) LTD ATTACHMENT PERIOD: 05 AUGUST 2013 – 25 JULY 2014 THIS WORK-RELATED REPORT IS SUBMITTED IN PARTIAL FULFILMENTS OF THE BACHELORS OF COMMERCE DEGREE IN MARKETING’S THIRD YEAR PERIOD OF INTERNSHIP. Dzivami Tafadzwa:
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Computer Programming: Even Driven Programming: This is the process where the flow of the program is determined by certain events such as: * Senor output * User actions i.e. mouse clicks‚ key presses * Messages from other programs * Threads As users we have come across event driven program every day when we use a computer i.e. navigating through our computer user interface‚ also whilst playing computer games. By clicking on the mouse the computer picks up the event that has been
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produce update and delete anomalies that create data integrity problems. The loss of data integrity can destroy the usefulness of the data within the database. (If necessary‚ review Chapter 1‚ Section 1.4.4‚ “Data Redundancy”‚ to make sure that your students understand the terminology and that they appreciate the dangers of data redundancy.) Table structures are poor whenever they promote uncontrolled data redundancy. For example‚ the table structure shown in Figure IM5.1 is poor because it stores
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13 Prof. 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
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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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Introduction to computer Basics Background This topic will discuss the introduction to the use of the computer in the business area‚ including the basic hardware and software concepts. Information technology (IT) is one of the key resources in the modern business environment. We have lived during the past 20 years in a period that has strongly emphasised the strategic importance of information technology. Consequently‚ those currently involved in management have a clear vision of the technology’s
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