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Question

A user has created an RDS instance with MySQL. The user is using the SQL client to connect with the RDS DB. The client is unable to connect to DB from his home machine. What is a possible reason for the failure?
  • The user has to open port 22 in the RDS security group to connect with RDS DNS
  • The security group is not configured to allow a request from the user`s IP on port 3306
  • The user has to open port 80 in the RDS security group to connect with RDS DNS
  • You can never connect to RDS from your desktop
Answer- C