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Question

You are designing the DynamoDB table that will be used by your Node.js application. It will have to handle 10 writes per second and then 20 eventually consistent reads per second where all the items have a size of 2 KB for both operations. Which of the following are the most optimal WCU and RCU that you should provision to the table?
  • 10 RCU and 20 WCU
  • 40 RCU and 20 WCU
  • 20 RCU and 20 WCU
  • 40 RCU and 40 WCU
Answer- A