Review

Let's test our knowledge of the contents of this chapter with some example exam questions:

1. You have been hired to migrate an Amazon EC2 instance that's running Oracle Database Standard Edition to an RDS for Oracle DB instance. The database is used for critical production services and the business can only provide a 5-minute outage window. How can you achieve this?
   1. Configure Oracle Real Application Clusters on the EC2 instance with the RDS DB instance as one of the nodes. Once the EC2 and RDS DB instances are in sync, switch over from Amazon EC2 to Amazon RDS and update the application connection string.
   2. Export the Oracle database from the EC2 instance using Oracle Data Pump to an S3 bucket and import it into Amazon RDS. Shut down the application until the restore is complete. Change the database connection string and then restart the application.
   3. Create an AWS DMS task with the EC2 instance as the source and the RDS DB instance as the destination. Stop the application...