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Protection Against Viruses for All The word virus can be very disheartening especially when computers are involved A virus is composed of instructions hidden inside a program These instructions copy themselves to other programs and the cycle continues spreading Fortunately help is available endeavors software is available to anyone Viruses first appeared in 1985 Then they were largely created in university laboratories by mostly wayward geniuses keen to pit their programming skills against each other Since then errant programmers began to create newer and more destructive viruses targeted at specific user groups Yang 1998 A computer virus can be as evil as it sounds snaking its way into personal computers posing an occasional annoyance or a serious threat to all data Miastkowski 1998 Symptoms can range from unpleasant to fatal Computer viruses spread from program to program and computer to computer much as biological viruses spread within individualmembers of a society Chess 1997 Diskettes were the primary carriers of viruses in the 1980s Computer 1997 Today they are e-mail attachments file transfers and infected software downloads or uploads Networks can even spread viruses to large numbers of connected PCs rapidly Yang 1998 No one working on a personal computer is risk free more viruses are being spread today than ever before but more help is being developed as well Special software is now in stores that will help to prevent any major disasters that viruses can cause Miastkowski 1998 Endeavors software is a program that protects against viruses It scans all files on the hard disk diskettes CD ROM and memory to locate viruses Computer 1997 The life cycle of a virus is rather complicated it begins when a user runs an infected program The computer copies the program from the disk into RAM random access memory where it can be performed The viral code begins to run and the virus copies itself into a part of RAM that is separate from the
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