AWS Certified Solutions Architect Associate (SAA-C03) - Elastic File System (EFS)

The video tutorial provides an in-depth comparison of AWS storage solutions: EFS, S3, and EBS. It highlights EFS's shareable nature, contrasts it with EBS's instance-bound design, and discusses S3's web accessibility. The tutorial covers performance metrics, data availability, and use cases, emphasizing the importance of choosing the right storage solution for specific needs.

What is a unique feature of EFS compared to EBS?

• EFS is only compatible with Windows instances.

• EFS can be accessed by multiple instances simultaneously.

• EFS has a flat file structure.

• EFS is bound to a single instance.

Which AWS storage solution has the lowest latency when accessed by an instance?

• Glacier

• EBS

• S3

• EFS

How does the throughput scale of EBS compare to EFS and S3?

• EBS has the highest throughput scale.

• EBS has a moderate throughput scale.

• EBS has the lowest throughput scale.

• EBS throughput scale is unlimited.

Which storage solution offers redundancy across multiple availability zones?

• Both EFS and S3

• EFS

• EBS

• S3

What is a key advantage of S3 in terms of access?

• It allows millions of connections over the web.

• It can only be accessed by EC2 instances.

• It supports only a few connections.

• It is limited to a single availability zone.

Which AWS storage solution is ideal for boot volumes and transactional databases?

• S3

• EBS

• Glacier

• EFS

For which use case is EFS particularly suitable?

• Shared folders similar to Windows

• Archival storage

• Boot volumes

• Static website hosting