Shared Responsibility Model
AWS is responsible for security of the cloud (physical infrastructure, hardware, global network), while the customer is responsible for security in the cloud.
check_circleTherefore, the correct answer is: Configuration of Security Groups and firewalls. The customer must decide what traffic enters and leaves their instances.
cancelThe option that says: Physical security is incorrect because AWS protects the buildings and physical access.
cancelThe option that says: Maintenance of server hardware is incorrect because AWS manages physical servers.
cancelThe option that says: Disposal of failed disk drives is incorrect because it is part of AWS infrastructure management.