Database / Amazon DynamoDB Interview questions

Advantages of using DynamoDB.

Store any amount of data with the unlimited storage provided by the DynamoDB service.
High-availability, the data we store replicates over many availability regions.
Highly cost-effective, and pay only for what you use and the user do not worry about software patching, setup, and configuration because AWS fully manages DynamoDB.
DynamoDB has an advanced system for reporting and highly secured user authentication mechanisms to provide maximum security over sensitive data.

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What is DynamoDB? List the key features of DynamoDB. Advantages of using DynamoDB. Disadvantages of DynamoDB. What are the APIs provided by Amazon DynamoDB? How does Dynamo DB work internally?

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