A company is designing a highly available architecture for a legacy application that requires a shared file system. The application will run on EC2 instances across multiple Availability Zones. Which TWO storage solutions meet these requirements? (Select TWO.)

Answer options:

Amazon EBS Multi-Attach

Amazon EFS Standard

Amazon EFS One Zone

Amazon FSx for Windows File Server (Multi-AZ)

Amazon S3

How to approach this question

Look for file storage that spans multiple AZs.

Full Answer

Amazon EFS Standard. Amazon FSx for Windows File Server (Multi-AZ).

Amazon EFS Standard and Amazon FSx (Multi-AZ deployment) both provide shared file systems that are highly available across multiple Availability Zones.

Common mistakes

Selecting EBS Multi-Attach, which is restricted to a single AZ.

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