Viruses are small programs that people create and are basically a form
of Vandalism. Contrary to popular belief, computer viruses are not living
organic creatures, they are merely self-replicating programs that are created
by people with the intent to cause various unpleasant problems by "infecting"
other peoples' computers.
Some viruses have been programmed to reformat your hard drive (erase everything
on it, even your operating system) while other viruses attach their code
to another application program (like Microsoft Word for example or even
your Windows or Mac Operating System) and then start deleting important
files rendering the program inoperable. Either way viruses are a nuisance
and sometimes a plague that it's best to avoid or detect and eliminate
as quickly as possible.
| How viruses are spread... |
Viruses are spread in a number of ways. The most common way is still
probably by trading floppy disks with friends. If the floppy disk has files
that have been copied from an infected computer, yours will become infected
when you copy the files onto your own hard disk. Then, unless you have
software to detect and eliminate the virus, you could spread it to others
in the same manner.
With the Internet becoming increasingly popular every day, more and
more viruses are being passed by downloading one of the thousands of shareware
or freeware programs that are available. As with many other things in life,
when you download software you have to be cautious about the source. Some
sites aren't as careful as others about scanning for viruses before offering
software for download. Or they accept "uploads" from other users
and don't monitor what kinds of files are passing through their servers.
In this way you could become like many others and pick up a virus.
You should generally only download files and programs from known vendors.
Such as Microsoft, Netscape, etc. or from reputable "archive"
sites like www.shareware.com or
www.tucows.com
I've been using the Internet for about a year and a half and have so far
never had a virus. Some people are not so lucky as I've been, but a lot
of the reason for my "clean" record can be attributed to the
fact that I don't "indiscriminately" pick up software from unknown
sites.
| What can be done about
viruses?... |
There are many programs out on the web and in stores that you can purchase
or download (sometimes for free) that will scan your hard drive(s) for
any known viruses. Some of the popular brands are McAfee,
Norton, Dr.
Solomon, and ThunderByte Antivirus.
Each one of these virus protection programs have a different way of handling
viruses but each one will get the job done for most end users.
You will also need to update the software regularly to "educate"
it so that it will recognize any new viruses that may have been created
since you first installed the software. This is usually accomplished by
downloading a file from the virus software vendor.
Most virus software has is the option to scan when you (the user) decide
you want to check your computer or automatically if you want it to be scheduled
for every few days. Most can also be set to scan every time you start or
shut down your computer, however, since virus software installed this way
consumes part of your computer's resources, particularly RAM memory and
can slow it down or make it less stable, I usually only recommend this
option for heavy users who download a lot of software.
The virus software will not only check for viruses but in most cases it
will also eradicate them for you with minimal hassle.
| How to download and
install virus protection software... |
Refer to our download
page for detailed instructions on downloading and installing software.
"Viruses" by Jan Michael Pearson
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