Storage Gateway

Question 1

How is a storage gateway implemented on-prem?

Answer 1

As a virtual machine in VMWare or HyperV.

Question 2

What does Storage Gateway do?

Answer 2

It provides local storage resources backed by AWS S3 and Glacier

Question 3

What are two use-cases for storage gateway?

Answer 3

disaster recovery

slow, or “lazy” migration of data to s3 as part of long term cloud migration.

Question 4

What is File Gateway?

Answer 4

Allows on-prem or EC2 instances to store objects in s3 via NFS or SMB mount point

Question 5

What is Gateway-stored volume?

Answer 5

Async replication of on-Prem data to s3.

Question 6

What is Gateway-Cached Volumes?

Answer 6

Primary data stored on s3 with frequently accessed data cached locally on-prem.

Question 7

what is Gateway - Virtual Tape Library?

Answer 7

Virtual media changer and tape library for use with backup software

Question 8

While not necessarily part of the exam, the file gateway service names have changed. What are the new names?
Gateway-Stored Volumes
Gateway-Cached Volumes
Gateway-Virtual Tape Library

Answer 8

Volume Gateway Stored Mode
Volume Gateway Cached Mode
Tape Gateway

Question 9

What is the benefit of Gateway-Cached Volumes?

Answer 9

Limits the bandwidth required to access files.