Section-Based – Design Cost-Optimized Architectures (SA-Associate)

Question 1

What is an AWS manager Disaster Recovery service that has RPO < seconds and RTO between 5 - 20 mins?

Answer 1

AWS Elastic Disaster Recovery (AWS DRS) provides continuous block-level replication, recovery orchestration, and automated server conversion capabilities.

Question 2

Which endpoint is cheaper?

gateway endpoint or interface endpoint ?

Answer 2

Gateway interface is cheaper.

A provisioned Interface endpoint has an hourly rate.

Question 3

What are some Snowball benefits for data transfer?

Answer 3

-Quickly, securely move TB-PB of data to AWS
-Good if you dont want expensive upgrades to network infra
-Good for places with low internet speeds

Question 4

What is “hibernation mode”?

Answer 4

Reduces startup time on a paused EC2. Allows the application on the EC2 to pick up exactly where it left off

Question 5

If you have an EC2 running that you decide needs hibernation mode for the application, how do you do this?

Answer 5

The application needs to be migrated to an EC2 where hibernation mode is enabled before launching.