Thursday 12 February 2015

what is viruses spread?and explain protect your computer viruses.

                   COMPUTER SPREAD you can get a virus only by downloading or receiving a file, which is infected that you run on your compu... thumbnail 1 summary
                   COMPUTER SPREAD


you can get a virus only by downloading or receiving a file, which is infected that you run on your computer. the different ways in which this can happen are munitioned below.
1)    if you gate an E-mail with a file attached to it(an executable program such as .exe or .com) that contains a virus and you download that file and run it, your computer will become infected.
2)     if you download a file from the internet that contains a virus and you run it, your computer will become infected.
3)viruses are also transmitted by computer networks and by infected disk ed. do not use someone else's floppy without first checking it for virus.
4)      if you boot a computer with a infected floppy(boot virus), your computer will be infected.
PROTECT YOUR COMPUTER VIRUSES
                             take the following precautionary steps:
1)        never download and/or run an attached  file on an E-mail from a stranger or from  an unknown address. be very cautious when downloading/running one from a friend. most likely if they pass you a virus, they may not know about it.
2)       never have your e-mail program set to automatically run attached files.this is especially true for browsers or e-mail programs which automatically execute Microsoft word after opening an e-mail. turn off the option to execute any programs after receiving e-mail.
3)        never run an executable file you have just received with first running it through an update anti-virus utility.
4)        make user you have got a good anti-virus program that is update often from the company.
5)         keep your e-mail software updated. software companies are always finding problems with their software and if they are good about it, will post patches to update your e-mail software.continually check your software company's web site for updates to your e-mail software.
6) take care in using floppy disks!the more computers a floppy has been used on, the better the chance of a virus infecting it. always run floppies through an anti-virus program before using it and be extremely cautious when booting your computer from a floppy disk.

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