A team is building an application that must persist and index JSON data in a highly available data store. The latency of data access must remain consistent despite very high application traffic.
Which service would help the team to meet the above requirement?

Answer options:

A.Amazon EFS
B.Amazon Redshift
C.DynamoDB
D.AWS CloudFormation

Correct Answer – C
AWS Documentation mentions the following about DynamoDB:
Amazon DynamoDB is a fully managed NoSQL database service that provides fast and predictable performance with seamless scalability. 
The data in DynamoDB is stored in JSON format. Hence it is the perfect data storage to meet the requirement mentioned in the question.
For more information on AWS DynamoDB, please visit the following URL:
https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Introduction.html