When should I choose Provisioned IOPS over Standard RDS storage?
A.
If you have batch-oriented workloads
B.
If you use production online transaction processing (OLTP) workloads.
C.
If you have workloads that are not sensitive to consistent performance
B
The correct answer is B:
http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_Storage.html
Amazon RDS provisions that IOPS rate and storage for the lifetime of the DB instance or until you change it. Provisioned IOPS storage is optimized for I/O intensive, online transaction processing (OLTP) workloads that have consistent performance requirements. Provisioned IOPS helps performance tuning.
B
Amazon RDS provisions that IOPS rate and storage for the lifetime of the DB instance or until you change it. Provisioned IOPS storage is optimized for I/O intensive, online transaction processing (OLTP) workloads that have consistent performance requirements. Provisioned IOPS helps performance tuning.
http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_Storage.html
B is the answer
B.
If you use production online transaction processing (OLTP) workloads.
A
Are these real exam questions?
should be A, as over standard RDS storage not multi-AZ RDS. OLTP workloads should be on multi-AZ RDS and use provisioned IOPS storage