hiexam
amazon · AWS-Certified-Database---Specialty · Q425 · multiple_choice · topic_1

A Database Specialist is migrating a 2 TB Amazon RDS for Oracle DB instance to an RDS for PostgreSQL DB instance using…

A Database Specialist is migrating a 2 TB Amazon RDS for Oracle DB instance to an RDS for PostgreSQL DB instance using AWS DMS. The source RDS Oracle DB instance is in a VPC in the us-east-1 Region. The target RDS for PostgreSQL DB instance is in a VPC in the use-west-2 Region. Where should the AWS DMS replication instance be placed for the MOST optimal performance?
  • A.In the same Region and VPC of the source DB instance
  • B.In the same Region and VPC as the target DB instance
  • C.In the same VPC and Availability Zone as the target DB instance
  • D.In the same VPC and Availability Zone as the source DB instance
Explanation
C. See the diagram here: https://docs.aws.amazon.com/dms/latest/userguide/CHAP_ReplicationInstance.VPC.html#CHAP_ReplicationInstance.VPC.Configurations.ScenarioVPCPeer In fact, all the configurations list on above url prefer the replication instance putting into target vpc region / subnet / az.

Reference: examtopics_top_comment

Practice with progress tracking

Sign in to track wrong answers, get spaced-repetition reminders, and run timed exam mode.