An application is using Amazon DynamoDB as its data store, and should be able to read 100 items per second as strongly consistent reads. Each item is 5 KB in size. To what value should the table's provisioned read throughput be set?
A) 50 read capacity units
B) 100 read capacity units
C) 200 read capacity units
D) 500 read capacity units

Question

Quizplus · Accepted Answer

Each strongly consistent read of an item up to 4 KB requires 1 read capacity unit. Since each item is 5 KB, it requires 2 read capacity units per read. Therefore, for 100 items per second, 200 read capacity units are needed.

An Application Is Using Amazon DynamoDB as Its Data Store