Does Amazon RDS API provide actions to modify DB instances inside a VPC and associate them
with DB Security Groups?
A.
Yes, Amazon does this but only for MySQL RDS.
B.
Yes
C.
No
D.
Yes, Amazon does this but only for Oracle RDS.
Explanation:
You can use the action Modify DB Instance, available in the Amazon RDS API, to pass values for
the parameters DB Instance Identifier and DB Security Groups specifying the instance ID and the
DB Security Groups you want your instance to be part of.
http://docs.aws.amazon.com/AmazonRDS/latest/APIReference/API_ModifyDBInstance.html