Can you change the security groups associated with the primary network interface (eth0) of an EC2 instance running inside a VPC?
A) Yes
B) Only if the instance is stopped
C) Only when the instance is launched
D) No

Question

Quizplus · Accepted Answer

You can change the security groups associated with the primary network interface (eth0) of an EC2 instance running inside a VPC at any time, even while the instance is running.

Can You Change the Security Groups Associated with the Primary