A term which encapsulates all types of programs that are considered harmful to computer systems.Group of answer choicesVirusWormTrojan HorseMalware

The term that encompasses all types of programs that are considered harmful to computer systems is Malware.

Explanation

1. Defining Malware:

   • Malware is short for "malicious software." It is a broad category that includes various types of harmful programs designed to damage, disrupt, or gain unauthorized access to computer systems.

2. Types of Malware:

   • Virus: A type of malware that attaches itself to clean files and spreads throughout a computer system, damaging files and programs.
   • Worm: This type of malware replicates itself to spread to other computers, often exploiting vulnerabilities in network security.
   • Trojan Horse: Named after the Greek myth, this type of malware deceives users into installing it by appearing to be legitimate software but instead harms the system.

3. Conclusion: While viruses, worms, and Trojan horses are specific types of malware, the term "malware" is the umbrella term that covers all harmful software programs.

In summary, when identifying a single term that encompasses threats to computer systems, "Malware" is the correct choice.