Virtual Private Cloud Quiz
There is an application which consists of EC2 Instances behind a classic ELB. An EC2 proxy is used for content management to backend instances. The application might not be able to scale properly.
Which of the following can be used to scale the proxy and backend instances appropriately? Choose 2 answers from the options given below.
A. Use Auto Scaling for the proxy servers.
B. Use Auto Scaling for the backend instances.
C. Replace the Classic ELB with Application ELB.
D. Use Application ELB for both the front end and backend instances.
A. & B.
When you see a requirement for scaling, consider the Auto Scaling service provided by AWS. This can be used to scale both proxy servers and backend instances.
For more information on Auto Scaling, please visit the following URL:
https://docs.aws.amazon.com/autoscaling/plans/userguide/what-is-aws-auto-scaling.html
