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PROFESSIONAL-DATA-ENGINEER · Question #282
You need to migrate 1 PB of data from an on-premises data center to Google Cloud. Data transfer time during the migration should take only a few hours. You want to follow Google-recommended…
The correct answer is A. Establish a Cloud Interconnect connection between the on-premises data center and Google Cloud, and then use the Storage Transfer Service. https://cloud.google.com/architecture/migration-to-google-cloud-transferring-your-large-datasets
Submitted by femi9· Mar 30, 2026Building and operationalizing data processing systems
Question
You need to migrate 1 PB of data from an on-premises data center to Google Cloud. Data transfer time during the migration should take only a few hours. You want to follow Google-recommended practices to facilitate the large data transfer over a secure connection. What should you do?
Options
- AEstablish a Cloud Interconnect connection between the on-premises data center and Google Cloud, and then use the Storage Transfer Service.
- BUse a Transfer Appliance and have engineers manually encrypt, decrypt, and verify the data.
- CEstablish a Cloud VPN connection, start gcloud compute scp jobs in parallel, and run checksums to verify the data.
- DReduce the data into 3 TB batches, transfer the data using gsutil, and run checksums to verify the data.
How the community answered
(47 responses)- A79% (37)
- B6% (3)
- C11% (5)
- D4% (2)
Explanation
https://cloud.google.com/architecture/migration-to-google-cloud-transferring-your-large-datasets
Topics
#data migration#Cloud Interconnect#Storage Transfer Service#large-scale transfer
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