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220-1002 · Question #517

A technician is developing a backup and disaster recovery plan for a customer. The customer requires quick file recovery when necessary, but wants to ensure recovery is possible in case of a…

The correct answer is D. Back up to local storage that in turn is backed up to the cloud storage. This hybrid approach satisfies both requirements: local storage enables quick file recovery (fast restore times without relying on internet bandwidth), and cloud backup provides offsite disaster recovery. By chaining local-to-cloud, the cloud backup is updated whenever the…

Virtualization and cloud computing

Question

A technician is developing a backup and disaster recovery plan for a customer. The customer requires quick file recovery when necessary, but wants to ensure recovery is possible in case of a complete disaster, with data loss of no more than three days. Which of the following backup procedures should the technician suggest to BEST meet the customer's needs?

Options

  • AConfigure backups to the cloud storage and set minimum retention.
  • BSchedule daily backups to local storage and weekly backups to cloud storage
  • CArchive to tape that is stored in an isolated part of the building.
  • DBack up to local storage that in turn is backed up to the cloud storage

How the community answered

(14 responses)
  • A
    21% (3)
  • B
    7% (1)
  • C
    7% (1)
  • D
    64% (9)

Explanation

This hybrid approach satisfies both requirements: local storage enables quick file recovery (fast restore times without relying on internet bandwidth), and cloud backup provides offsite disaster recovery. By chaining local-to-cloud, the cloud backup is updated whenever the local backup runs. If local backups are scheduled daily, the maximum data loss in a complete disaster is one day - well within the three-day RPO requirement. Option B (daily local + weekly cloud) risks up to 7 days of loss in a disaster. Option A (cloud only) lacks the quick-recovery capability. Option C (tape in same building) does not provide offsite disaster protection.

Topics

#backup strategy#disaster recovery#cloud backup#data retention

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