Perfect Computer Notes

A computer virus can be spread from one computer to another, due to the following reasons:        1. Portable Storage Media v> The storage media that is used to transfer files from one computer to another, is one of the biggest reason to spread virus in different computers. For example, in near past, people used foloppy disks to copy files from one computer to another. If the files being copied are infected with virus then virus will also be copied on the second computer. Similarly, computer virus can also be transfeerred from one computer to another, if we use USB flash drives, Zip Disks, Portable Hard Disks or Optical disks, different types of  Storage Cards etc. for file copy process.       2. Internet Nowadays, most viruses are spread through the internet. The internet has made viruses spread in a much quicker way. Computer viruses can attache to different files, making them infected. Therefore,  if your PC is infect...