Your company is making use of Kinesis streams. There are several applications that are built on EC2 Instances with access to Kinesis streams via IAM Role. As part of the security policy, it is mandated that metrics be recorded for the streams at the shard level. How can this be accomplished?

Answer options:

A.Make use of AWS CloudTrail logs.
B.By default, the basic monitoring in CloudWatch for Kinesis covers the metrics at the shard level. The metrics can be found in the 
AWS/Kinesis
 namespace.
C.Enable Enhanced Monitoring in CloudWatch for the shard level data of Kinesis streams. Check the metrics in the 
AWS/Kinesis
 namespace.
D.Make use of AWS DynamoDB for storing the logs.

Answer – C
The AWS Documentation mentions the following.
All other options are incorrect because of the exact requirement which is given in the AWS Documentation.
For more information on monitoring with Cloudwatch, please refer to the below URL
https://docs.aws.amazon.com/streams/latest/dev/monitoring-with-cloudwatch.html