FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Virus is a program written to enter to your computer and damage/alter your files/data. A virus might corrupt or delete data on your computer. Viruses can also replicate themselves.

Detailed explanation-2: -A computer worm is a type of malware whose primary function is to self-replicate and infect other computers while remaining active on infected systems.

Detailed explanation-3: -A worm is a computer programme that can self-replicate and propagate over the network with or without human intervention and has malicious intent.

Detailed explanation-4: -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-5: -Another type of self-replicating malware is the worm; like a virus it is designed to make copies of itself, but unlike a virus, a worm is a standalone application. Worms spread through network connections, accessing uninfected machines and then hijacking their resources to transmit yet more copies across the network.