AWS Certified Solutions Architect – Professional SAP-C01 – Question135

A user has created a MySQL RDS instance with PIOPS. Which of the below mentioned statements will help user understand the advantage of PIOPS?

A.
The user can achieve additional dedicated capacity for the EBS I/O with an enhanced RDS option
B. It uses a standard EBS volume with optimized configuration the stacks
C. It uses optimized EBS volumes and optimized configuration stacks
D. It provides a dedicated network bandwidth between EBS and RDS

Correct Answer: C

Explanation:

Explanation: RDS DB instance storage comes in two types: standard and provisioned IOPS. Standard storage is allocated on the Amazon EBS volumes and connected to the user’s DB instance. Provisioned IOPS uses optimized EBS volumes and an optimized configuration stack. It provides additional, dedicated capacity for the EBS I/O.
Reference:
http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Welcome.html