Exam AWS Certified Solutions Architect - Professional SAP-C02 topic 1 question 310 discussion

D This option meets all the requirements as follows: The file gateway supports NFS, meeting the company's requirement for a file-based storage solution. Moving files from the on-premises file storage solution to the file gateway ensures that the backup files are stored in S3, meeting the company's need for cloud-based backup. Creating an S3 Lifecycle rule to move files to Glacier Deep Archive after 5 days meets the company's requirement for archiving backup files and reducing storage costs. Using Glacier Deep Archive also meets the requirement for archived files to be retrieved over time, as it allows for retrieval of data at a later date with some delay.

Glacier Deep Archive is more cost-effective than Standard-IA, so A and C are out. Decision between B and D: The solution requires support for NFS -> File Gateway instead of Volume Gateway --> D it is.

Option D

D, with Depp Archive, Retrieval time within 12 hours

File Gateway Glacier

D - File Gateway supports NFS and Deep Glacier is the cheapest storage option in S3

Answer: D using AWS Storage file is appropriate and straight to S3 Glacier Deep Archive is most cost efficient as the company is willing to wait a few days for the retrieval of those files in case of DR