AWS Certified Cloud Practitioner practice questions, page 38 of 40, with answer review and explanations.
Question 186
Which task is a customer's responsibility, according to the AWS shared responsibility model?
Management of the guest operating systems
Maintenance of the configuration of infrastructure devices
Management of the host operating systems and virtualization
Maintenance of the software that powers Availability Zones
Question 187
A company needs to deliver new website features quickly in an iterative manner to minimize the time to market. Which AWS Cloud concept does this requirement represent?
Reliability
Elasticity
Agility
High availability
Question 188
A company wants to increase its ability to recover its infrastructure in the case of a natural disaster. Which pillar of the AWS Well-Architected Framework does this ability represent?
Cost optimization
Performance efficiency
Reliability
Security
Question 189
Which AWS service tracks API calls and user activity?
AWS Organizations
AWS Config
Amazon CloudWatch
AWS CloudTrail
Question 190
Which AWS service, feature, or tool uses machine learning to continuously monitor cost and usage for unusual cloud spending?