COMPUTER NETWORKING

Detailed explanation-1: -A worm is a self-replicating program that is harmful to networks. A worm uses the network to duplicate its code to the hosts on a network, often without any user intervention. It is different from a virus because a worm does not need to attach to a program to infect a host.

Detailed explanation-2: -A virus is a computer program that replicates itself by modifying system or application software and then traveling from computer to computer, via disks or a network.

Detailed explanation-3: -Worms are a self-replicating type of malware (and a type of virus) that enter networks by exploiting vulnerabilities, moving quickly from one computer to another. Because of this, worms can propagate themselves and spread very quickly – not only locally, but have the potential to disrupt systems worldwide.

Detailed explanation-4: -worm: A form of self-replicating malware that doesn’t need a host to travel. It travels over networks and spreads over network connections without any human intervention.