Information on computer viruses that I researched.

Computer viruses pollute a computer in three basal ways: when a user (1) opens an give file, (2) runs an vitiateed program, or (3) powers on the computer with an infected disk in a disk drive. Today, the most common way a computer becomes infected with a virus is when a user opens an infected e-mail attachment.c

Methods that guarantee a computer or vane is totally safe from computer viruses simply do non exist. Users can take several precautions, however, to protect their home and cut back computers from viruses. The following paragraphs discuss a variety of precautionary measures knowing to protect computers from viruses.

Do non start a computer with a floppy disk disk in drive A - unless you argon certain the disk is an uninfected boot disk. All floppy disks contain a boot sector. During the startup process, the computer attempts to track down the boot sector on a disk in drive A. Even if the attempt is not successful, a virus on the floppy disks boot sector can infect the hard disk on a computer.

Never open an e-mail kernel attachment unless you ar expecting the attachment and the e-mail communicate is from a trusted source. A trusted source is a company or person you believe will not send a virus-infected file knowingly.



If the e-mail message is not from a trusted source, delete the message immediately. Do not open or execute any of its attachments.

Many e-mail programs modify users to preview, or look at the contents of, a message before or without opening it. Some viruses can infect a computer when a user previews an e-mail message. Thus, users should spin off message preview in their e-mail programs.

Some viruses are hidden in macros, which are instructions saved in an application such as a word process or...

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