Computer Science · Malware and Cyber Threats
What is a key characteristic of a computer worm compared to a virus?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Worms can only spread over local networks, while viruses can only spread over the internet.
- 2Worms are completely harmless, whereas viruses always cause system harm.
- 3A worm can replicate and spread without needing user intervention or a host program, whereas a virus must attach to a host file.✓
- 4Worms need to attach to a host program to propagate, while viruses do not.
Correct answer
A worm can replicate and spread without needing user intervention or a host program, whereas a virus must attach to a host file.
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