Explain the difference between vertical scaling and horizontal scaling in AWS.

Question

Sajanvethakumar Francis · Accepted Answer

Vertical Scaling: Increasing instance size (e.g., t2.micro → m5.4xlarge). Horizontal Scaling: Adding more instances behind a load balancer (scaling out). Example: Vertical = upgrading to a bigger RDS DB. Horizontal = adding more EC2s in an Auto Scaling Group.

Explain the difference between vertical scaling and horizontal scaling in AWS.

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