AWS Certified SysOps Administrator SOA-C01 – Question050

You have a server with a 5O0GB Amazon EBS data volume. The volume is 80% full. You need to back up the volume at regular intervals and be able to re-create the volume in a new Availability Zone in the shortest time possible. All applications using the volume can be paused for a period of a few minutes with no discernible user impact.
Which of the following backup methods will best fulfill your requirements?

A.
Take periodic snapshots of the EBS volume
B. Use a third party Incremental backup application to back up to Amazon Glacier
C. Periodically back up all data to a single compressed archive and archive to Amazon S3 using a parallelized multi-part upload
D. Create another EBS volume in the second Availability Zone attach it to the Amazon EC2 instance, and use a disk manager to mirror me two disks

Correct Answer: A

Explanation:

Explanation: EBS volumes can only be attached to EC2 instances within the same Availability Zone.
Reference:
http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-restoring-vo…