The effects of a computer virus is loss of information or your computer will shut down or your computer might just break and you will need one depending on the type of virus you have so becareful on what you download or open.
Their computer could get infected with the virus. Their computer could get ruined. :(
They don't. They affect your computer.
it can delete your programs
The virus can make a computer run slower than usual, or stop the computer from working.
No known computer virus has ever had a good effect. They are malicious and damaging.
Not possible.
the effect of a virus in a computer can harm and crash your computer if it isn't scanned by a security program but if your talking about a virus in the human body it makes you sick or just multiplies and leaves
Only possible positive effects are software companies that can kill viruses are very profitable and create jobs for bright young people.
Yes just scan your computer
By neutralizing it or deleting it. To see its effects, then get an old computer and let it get a virus and see what happens.
that is not possible could not happen
Sure mine is virus free, but to have a computer that is completely immune to viruses always I think would be impossible. Hackers are competing with anti-virus companies to find new ways to get into your computer.