What is the primary difference between a virus and a worm?

A

A worm has the ability to self-propagate from an infected user's computer to other computers

B

A work is usually written by a cracker Script bunnies do not have the skills to develop a worm program

C

A virus is very harmful to the computers it infects: a worm is not a serious a problem

D

Anti-virus software is effective in fighting virruses but not worms

E

None of these

A worm has the ability to self-propagate from an infected user's computer to other computers is the primary difference between a virus and a worm.
Worms. Computer worms are similar to viruses in that they replicate functional copies of themselves and can cause the same type of damage. In contrast to viruses, which require the spreading of an infected host file, worms are standalone software and do not require a host program or human help to propagate.
Key Difference Between Virus And Worms. Worms use Computer Networks to spread itself while Viruses spread to different systems through executable files. Spreading speed of a Worm is faster than a Virus. ... The virus needs human action to replicate, whereas, Worms don't.
A computer worm is a standalone malware computer program that replicates itself in order to spread to other computers. Often, it uses a computer network to spread itself, relying on security failures on the target computer to access it.