Which step should be taken to troubleshoot this issue?

A large financial services company requires that all data be encrypted in transit. A Developer is attempting to connect to an Amazon RDS DB instance using the company VPC for the first time with credentials provided by a Database Specialist. Other members of the Development team can connect, but this user is consistently receiving an error indicating a communications link failure. The Developer asked the Database Specialist to reset the password a number of times, but the error persists.

Which step should be taken to troubleshoot this issue?
A . Ensure that the database option group for the RDS DB instance allows ingress from the Developer machine’s IP address
B . Ensure that the RDS DB instance’s subnet group includes a public subnet to allow the Developer to connect
C . Ensure that the RDS DB instance has not reached its maximum connections limit
D . Ensure that the connection is using SSL and is addressing the port where the RDS DB instance is listening for encrypted connections

View Answer

Answer: D

Explanation:

https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/SQLServer.Concepts.General.SSL.Using .html