Discovering Computers 2008 Chapter 9 Computer Security‚ Ethics and Privacy 1 2 Chapter 10 Objectives Describe the types of computer security risks Discuss the types of devices available that protect computers from system failure Identify ways to safeguard against computer viruses‚ worms‚ Trojan horses‚ botnets‚ denial of service attacks‚ back doors‚ and spoofing Explain the options available for backing up computer resources Discuss techniques to prevent unauthorized computer access and use
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Computer Lab or Computers in the Classroom Everyone lives in a society dependent on technology at work‚ home‚ and school‚ but students are not able to access this technology on a continuous basis. Computers are significant to education because they make us reconsider how students learn‚ how they are inspired‚ and what useful information is. Classroom with computers have become an important part of the curriculum and need to be used daily. Phasing out computer labs and putting computers right in
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RISK ASSESSMENT OF MALATHION PESTICIDE APPLICATION HAZARD IDENTIFICATION: West Nile virus (WNV) is a dangerous nervous system disease that spreads primarily by mosquitoes (2007). According to data from the Center for Disease Control and Prevention (2007)‚ there were 4‚269 West Nile Virus cases in the United States in 2006 and 177 were fatalities. The West Nile Virus does not discriminate from the rich‚ the poor or the uneducated. By administering the application of harmless pesticides we
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It can refer to all computer instructions in general or to any specific set of computer instructions. It is inclusive of both machine instructions and source code (more human-understandable instructions that must be rendered into machine code by compilers or interpreters before being executed). On most computer platforms‚ software can be grouped into a few broad categories: software is the basic software needed for a computer to operate. software refers to one or more computer programs and data
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Computer Viruses Denise Bates CPET 1114-101 October 20‚2014 Flow of Presentation What Is a Computer Virus How Can A Virus Come in Contact With A Computer Different Types of Viruses What Is a Computer Virus A computer virus is something that affects everything on your computer. Computer viruses were first seen in the 1980’s which came about of many features. The first factor was the spread of personal computers (PCs) Viruses are basically brought into your computer without knowing
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Computers Computers have made life easier for the human race. Americans today take for granted the great impact the computer has on their lives‚ making things easier‚ faster‚ and more convenient for them. Computers helped the world a lot and helped us take a large step into the future. Almost anything you know is run or made by computers‚ industry‚ cars‚ jets‚ and ect. Computers are the most important innovations in history‚ without computers the world would not be able to function in the
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assemble his computer . I`m thinking about that because I never handled and never try to assemble a computer but again I try.. that moment I finish to assemble the computer . After the day I realist to what I want in my future that is a computer programmer that is the thing that I also to encounter my fear. That give me a moment to find myself but if it`s difficult to be a programmer One day my mother told me to go to my aunt house. That day my aunt told me to assemble his computer . I`m thinking
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A computer is not an acronym and is sometimes abbreviated as comp or ’puter. The term "computer" was originally given to humans who performed numerical calculations using mechanical calculators such as the abacus and slide rule. The term was later given to a mechanical device as they began replacing the human computers. Today’s computers are electronic devices that accept data (input)‚ process that data‚ produces output‚ and then store (storage) the results. The first computer was called the ENIAC
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Before computers there were not telephone answering machines‚ handheld calculators‚ fax machines‚ personal computers. People did what they had to do without these things. People wrote letter by hand or with a typewriter‚ they also kept track of data and numbers in ledgers. They were not texting each other‚ there was either in person or over the phone. . Computers are integral to our daily lives and there are millions used daily. Computers are used at home‚ work‚ and school. They are also embedded
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Function of digital computer A typical digital computer system has four basic functional elements: (1) input-output equipment. (2) main memory. (3) control unit. (4) arithmetic-logic unit. Any of a number of devices is used to enter data and program instructions into a computer and to gain access to the results of the processing operation. Common input devices include keyboards and optical scanners; output devices include printers and cathode-ray tube and liquid-crystal display monitors
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