Computer viruses

              The computer viruses are  man-made. The computer viruses may often some type of harmful activity. Like, stealing hard-disk, accessing private information, corrupting data, spamming their contacts, and especially logging their keystrokes.

              The examples of computer viruses are email attachments, infected book disk, hackers, and many more. The email attachments is,  that if you don't know what attachment is that DON'T OPEN IT. The infected book disk is, that the overwhelming percentage of us DON'T bother to use booth disks anymore. The hackers is, that most people DIDN'T even know what they were, because their are a lot of people not have a antivirus protection.

  These are the effects of computer viruses. The computer affects the system of ways and it depends on the type. It can also spread itself  across your  P.C. files. Trojan was the first computer virus and it cause damage to the computer's hard drive. Viruses are NOT good in the computer such as humans.