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Exam AWS-SysOps topic 1 question 50 discussion

Exam question from Amazon's AWS-SysOps
Question #: 50
Topic #: 1
[All AWS-SysOps Questions]

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
Show Suggested Answer Hide Answer
Suggested Answer: A 🗳️
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-volume.html
by Ka at Dec. 18, 2019, 7:49 a.m.
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karmaah
Highly Voted 9 months ago
A is correct. Only snapshot. If you want volume in another az then, you have to create new vol from the existing snapshot and copy into another az.
upvoted 11 times
a_w_s
8 months, 3 weeks ago
Yes ! A is the best answer !
upvoted 2 times
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awscertified
Highly Voted 9 months ago
A. Take periodic snapshots of the EBS volume
upvoted 5 times
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TroyMcLure
Most Recent 8 months ago
Correct Answer: A
upvoted 1 times
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RicardoD
8 months, 1 week ago
A is the answer Take regular snapshots, then copy it to the AZ and restore the volume
upvoted 1 times
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Ka
9 months, 1 week ago
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
upvoted 1 times
tetural
9 months, 1 week ago
But what about "back up the volume at regular intervals" ?
upvoted 1 times
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