Question $2$

A Solutions Architect is migrating an Oracle database from their on$-$premises data center to AWS on existing EBS$-$backed EC$2$ instances with multiple EBS volumes attached. For migration, a new EBS volume must be created and attached. This will be used by a financial web application and will primarily store historical financial data that are infrequently accessed.

Which of the following is the most cost$-$effective solution that the Architect should implement?

$$ Migrate the database using AWS Database Migration Service and use a Cold HDD $($SC$1)$ EBS volume.

Migrate the database using AWS Service Migration Service and use a Cold HDD $($SC$1)$ EBS volume.

Migrate the database using AWS Database Migration service and use a General purpose SSD $($gp$2)$ EBS volume.

Migrate the database using AWS Service Migration Service and use a Provisioned IOPS $($io$1)$ EBS volume.