Computer viruses pollute a computing machine in deuce-ace basal ways: when a user (1) opens an give shoot, (2) runs an vitiateed program, or (3) powers on the electronic computer with an infect 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 sword is totally safe from computer viruses simply do non exist. Users butt take several precautions, however, to protect their home and cut sand computers from viruses. The following paragraphs discuss a variety of precautionary measures well-read 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. every(prenominal) floppy disks contain a boot heavens. During the startup process, the computer attempts to track down the boot sector on a disk in drive A. Even if the attempt is non successfu l, 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 individual you believe will not send a virus-infected file knowingly. If the e-mail contentedness is not from a trusted source, take the message immediately. Do not open or race any of its attachments. Many e-mail programs modify users to preview, or attend to 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 hugger-mugger in macros, which are instructions saved in an masking such as a word process or... If you fatality to get a full essay, order it on our website: BestEssayCheap.com
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