If I scale the storage capacity provisioned to my DB Instance by mid of a billing month, how will I be charged?
A.
You will be charged for the highest storage capacity you have used
B.
On a proration basis
C.
You will be charged for the lowest storage capacity you have used
B.
https://aws.amazon.com/ebs/pricing/
I have the same idea. B
B
B is the right answer.
See https://aws.amazon.com/rds/faqs/#15
If you scale your provisioned storage capacity within the month, your bill will be pro-rated.
B