A virus is a malicious, self-replicating program in which the sole creation of the program is infect and damage other people's computers. Viruses have many effects on a computer, but feature the most common as following:
* Computer is running slow or not responding to some commands.
* Various files or programs are gone or have been renamed.
* Various unknown files have mysteriously appeared on the computer without the user knowing how they got there.
* Computer crashes frequently.
* Your computer dies from a severe virus infection and results in a BSOD (Blue Screen of Death).
a c program for creat a virus
this are sunday virus, cascade virus, professors virus.
A Trojan Horse virus program poses as some other program.
virus spreader
A Companion virus
use the anti-virus program.
emulator is a program that allows a computer to emulate another program . This usually does not cause a virus
Generally, a computer virus attacks a file/program, and then injects a bunch of complex direction codes that make the program a zombie. So the virus basically kills and then mutates the code of a program, either making that infected program another copy of the virus that attacked it, or a powerhouse factory that automatically makes copies of the virus, which means that the program now is like a mass production factory making copy after copy after copy of the virus.
Stores the virus' program code that tells how to do everything the virus needs to do.
It is a virus that is buried inside another program. SO when the program is run the virus does its thing. That is why a good virus detection software package is important and it is kept up to date.
Yes, babylon.exe is a virus. It is disguised as a translation program, but it can erase your data and infect your internet, anti-virus software, and many other programs.
Do you mean the actual name of a virus or the classification of it? Well, for the latter, a virus that conceals itself or appears to be a legitimate program is called a Trojan.