A DBA is planning a migration of on-premises enterprise Oracle Database to AWS.The current on-premises configuration utilizes Oracle Data Guard for data replication, and the DBA would like to continue using this feature in AWS. What solution would meet this requirement?

Answer options:

A.Implement Amazon Aurora cluster with Aurora Replicas.
B.Implement Oracle Database cluster on EC2 instances.
C.Implement Amazon RDS for Oracle with custom Options Group with Oracle Data Guard option configured.
D.Implement Amazon RDS for Oracle with Multi-AZ deployment.

Answer: B
Option A is incorrect because Amazon Aurora does not support Oracle.
Option B is CORRECT because to utilize Oracle Database Enterprise features on AWS, Amazon EC2 instances must be used for implementation.
Option C is incorrect because Amazon RDS Option Groups do not support Oracle Data Guard as an option for Oracle RDS databases.
Option D is incorrect because Amazon RDS Multi-AZ uses different technology than the high-availability technology provided by Oracle Data Guard.
Reference:
https://aws.amazon.com/rds/oracle/faqs/
https://docs.aws.amazon.com/quickstart/latest/oracle-database/overview.html