computer viruses :: essays research papers

Computer VirusesIt is morning. Youre awakened to the sainted smell of flowers and the sound ofBirds chirping. You turn on your new I B M calculator only to findThat every bit and byte of information has been erased. A calculating machine calculator virus hasStruck. These lesser bits of computer code have lento overtaken the world ofComputing. A computer virus is a small course of instruction that attaches itself to disksAnd computer systems with instructions to do something abnormal. Some cadences theEffects of a computer virus piece of ass be harmless. But sometimes the effects of aComputer virus can be dangerous. But whichever way you look at it they stillCause problems. There be many kinds of computer viruses. Three of the mostCommon ar the time buck, the logic kill and the Trojan horse. The time kill isA virus triggered by the computers clock hit a certain date and time (oftenFriday the thirteenth). The logic kill is a virus triggered by a certain valueAppearing a c ertain divulge of the computers memory, either relevant to the virusesPurposes or at random. The Trojan horse is an innocuous seeming programPurposely infects with a virus and circulated publicly. There is a cure forThese viruses, though. These "cures" are called remedies. A remedy is aProgram that watches for typical things viruses do, halts them, and warns theComputer operator."Put a child with the small pox to receiveher with a bunch of healthy childs and notAll of them will get sick." But that is not the case with computer viruses.You see when a computer virus passes on a virus it never fails unless theComputer is protected with a remedy. A typical computer virus counterpanes fasterThan the small pox too. direct as I said before when a computer virus attemptsTo infect another computer the attack is not always successful. notwithstanding thatDoes not mean the infected computer stops trying. An infected computer willPass on the virus every chance it gets. Comp uter viruses are spread by twoMethods Floppy disks and modems. A modem is a phone link affiliated to aBulletin board service (B.B.S.). A B.B.S. is a lot like what it sounds, aBulletin board. If a human calls you and youre not home he contributes a messageSo that the next time you use the B.B.S. you can see the message. HoweverSometimes a human can leave a virus in a B.B.S. or an unsuspecting computerUser whose computer is infected the next time you hook up to the B.