What is the name given a technological program that typically copies itself and moves through a computer system in order to disrupt a computer or computer network?

Class of software called "malware"

Explanation:

Some features of malware software:

Viruses, worms, Trojans and bots are malware.  Malware is the abbreviation for "malicious software" (malicious code).  Specifically designed to damage, interrupt, illegally steal data from a network. A Trojan it is  software that looks legitimate. Users are typically tricked into loading and executing it on their systems.  

Key terms- a word that serves as the meaning of another wordi hope this !