Informatics Practices
What is a firewall ?
(a) A wall that is reinforced and cannot catch on fire.
(b) A program that protects against viruses.
(c) A filter for an Internet connection that monitors outgoing and incoming activity.
Computing Safety & Ethics
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Answer
A filter for an Internet connection that monitors outgoing and incoming activity.
Reason — A firewall is a network security system, either hardware or software-based, that controls incoming and outgoing network traffic based on set of rules.
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