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220-1201 · Question #275
220-1201 Question #275: Real Exam Question with Answer & Explanation
The correct answer is D: To block unwanted traffic. A firewall filters incoming and outgoing network traffic based on defined security rules, preventing unauthorized or malicious data packets from passing through.
Submitted by valeria.br· Mar 30, 2026Security
Question
Which of the following best describes the purpose of a firewall?
Options
- ATo connect to Wi-Fi
- BTo assign IP addresses
- CTo route network packets locally
- DTo block unwanted traffic
Explanation
A firewall filters incoming and outgoing network traffic based on defined security rules, preventing unauthorized or malicious data packets from passing through.
Topics
#Firewall#Network security fundamentals
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