中等ICT-SECU-001

A virus is malware that:

A. Attaches to a host file and spreads when that file is shared and run.✓ 答案

B. Spreads across a network by itself without a host file.

C. Is a lawful backup method.

D. Is a primary key.

解說

A virus needs a host file. A worm is the malware that spreads across a network by itself. Do not use the word virus for every threat.