Attach to
emails
files
programmes etc
Host Program
Host Program
A virus is a piece of code that attaches itself to a program or file so it can spread from computer to computer. A worm, like a virus, is designed to copy itself from one computer to another, but it does so automatically.
a virus
A piece of code that attaches itself to a file to spread itself from computer to computer.
What is a small program that attaches to other files and self replicates and then sends itself to other computers without the users knowledge?
A virus is a piece of a program that attaches itself to other programs. In contrast, a worm is a full program that spreads itself, and a trojan is a harmful program that passes itself off as, and in some cases might also be, as useful program.
Virus and worms.
A computer program that is designed to replicate itself by copying itself into the other programs stored in a computer.
A virus is a piece of code that attaches itself to a program or file so it can spread from computer to computer. They can also try to damage your software, your hardware, and your files. To protect your PC from virus, you'd better enable one antivirus program on your computer.
Worm
A computer virus is a computer program that can copy itself and infect a computer without permission or knowledge of the user.