Answer-first summary for fast verification
Answer: Establish a Cloud Interconnect connection between the on-premises data center and Google Cloud, and then use the Storage Transfer Service.
**Correct Answer: D** - Establishing a Cloud Interconnect connection between the on-premises data center and Google Cloud, followed by using the Storage Transfer Service, is the most efficient and secure method. Cloud Interconnect provides a dedicated, high-throughput, low-latency connection, ensuring secure and efficient data transfer. The Storage Transfer Service automates and simplifies the process, making it ideal for transferring large amounts of data quickly. **Why the other options are incorrect:** - **A**: Manually handling encryption, decryption, and verification with a Transfer Appliance is time-consuming and inefficient for transferring 1 PB of data within a few hours. - **B**: A Cloud VPN connection with parallel gcloud compute scp jobs lacks the performance and security of Cloud Interconnect and Storage Transfer Service. - **C**: Breaking the data into 3 TB batches and using gsutil may not meet the tight timeframe, and checksums for each batch could further delay the process.
Author: LeetQuiz Editorial Team
Ultimate access to all questions.
No comments yet.
You are tasked with transferring 1 PB of data from an on-premises data center to Google Cloud within a few hours, adhering to Google-recommended practices for a secure connection. What is the most efficient and secure method to achieve this?
A
Use a Transfer Appliance and have engineers manually encrypt, decrypt, and verify the data.
B
Establish a Cloud VPN connection, start gcloud compute scp jobs in parallel, and run checksums to verify the data.
C
Reduce the data into 3 TB batches, transfer the data using gsutil, and run checksums to verify the data.
D
Establish a Cloud Interconnect connection between the on-premises data center and Google Cloud, and then use the Storage Transfer Service.