AWS CLF-C02 Practice Question
What is a security group in an Amazon VPC
Question
What is a security group in an Amazon VPC?
AA physical firewall at the data center
BA stateful virtual firewall that controls inbound and outbound traffic using allow-only rules ✓
CAn encryption service for network traffic
DA service for blocking DDoS attacks
Correct Answer: B
A stateful virtual firewall that controls inbound and outbound traffic using allow-only rules
Why this is the right answer
Explanation: Security groups act as stateful virtual firewalls at the instance/resource level. They allow only the traffic you explicitly permit.
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