AWS Certified Solutions Architect – Professional SAP-C01 – Question367

In regard to DynamoDB, for which one of the following parameters does Amazon not charge you?

A. Storage cost
B. I/O usage within the same Region
C. Cost per provisioned read units
D. Cost per provisioned write units

Correct Answer: B

Explanation:

Explanation: In DynamoDB, you will be charged for the storage and the throughput you use rather than for the I/O which has been used.
Reference:
http://aws.amazon.com/dynamodb/pricing/