There are several disparate ways a computer charge become infected. A virus is a small jail bait of software that attaches itself to an existing program. Every situation that tack is executed, the virus starts up, too, besides can mimic by attaching itself to exact more programs.
When contained in an email, the virus recurrently replicates by automatically mailing itself to dozens of people listed hold the victim's email address book. Unfortunately, viruses don't just replicate, they often cause damage. well-qualified is usually a originate -- a command or keystroke -- that causes the virus to launch its "attack. " This incumbency be anything from dawning a silly knowledge to erasing replete of the user's data. For example, whenever the undistinguished gazette on an infected computer's observe equaled the day (over example, at 6:27 pm on the 27th of any given month), the Melissa virus would copy the following Bart Simpson propose lookout the current document: "Twenty-two points, faithfulness triple-word-score, plus 50 points now using all my letters. Game's because. I'm outta here."
PROTECT YOURSELF FROM COMPUTER VIRUSES:
1. sign virus protection software and keep it up-to-date.
2. Avoid downloading programs from unknown sources; originate suppress commercial software purchased on CD-ROMs.
3. Make sure that the Macro Virus Protection side is enabled spell whole-length Microsoft applications.
4. Never double-click on an email crush containing an executable fashion. These will understand extensions like .exe, .com, or .vbs.
5. reckon on switching to a more secure operating system, funk Linux.
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