All computer users would not like or even get angry if his computer has been entered with this file. Why do I call a file virus? because the virus is basically a computer program designed to copy itself or the failure by spreading copies into other programs or documents, whether they simply could disturb or destroy. Computer viruses can we logika as biological viruses that enter in the cells of living things, sometimes just disrupt our activity but also to kill someone.
In general, destructive computer virus software contained on a computer, but can also indirectly damage the hardware in a way to load a computer program so that over a process towards a specific device