Q74.
b
Section
9-5 Security
Answer
Explanation
Computer antivirus software detects viruses by comparing with pattern files that keep a record
of viruses and their characteristics. A signature code is a code that describes the characteristics of a virus.
Q75.
c
Section
8-1 Computer component
Answer
Explanation
Based on the conditions, the required file backup functions are for a storage media with a
large capacity and fast speed, making it su