Beginner
Computer Networks
Q13 / 100
What is a firewall?
Correct! Well done.
Incorrect.
The correct answer is B) A network security device or software that monitors and filters incoming/outgoing traffic based on rules
B
Correct Answer
A network security device or software that monitors and filters incoming/outgoing traffic based on rules
Explanation
Firewalls filter traffic based on IP addresses, ports, protocols, and state. Packet-filtering, stateful inspection, and next-generation firewalls (NGFW) offer increasing sophistication.
Progress
13/100