Question: What is a "firewall" in the context of computer security?

Answer:

In computer security, a firewall is a software or hardware security system that filters and blocks unauthorized network traffic.

MCQ: What is a "firewall" in the context of computer security?

A. A physical barrier around the computer
B. A software or hardware security system that filters and blocks unauthorized network traffic
C. A type of antivirus software
D. A device used for backup and data recovery

Correct Answer: A. A physical barrier around the computer

In computer security, a firewall is a software or hardware security system that filters and blocks unauthorized network traffic.

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