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Q16 Multiple choice

A fast growing E-commerce company has deployed their online shopping application on Oracle Cloud Infrastructure. The application was deployed on compute instances with Autoscaling configuration for application servers fronted by a load balancer and OCI Autonomous Transaction Processing (ATP) in the backend. In order to promote their e- commerce platform 50% discount was announced on all the products for a limited period. During the day 1 of promotional period it was observed that the application is running slow and company's hotline is flooded with complaints.

What could be two possible reasons for this situation?

Select all that apply.

A
The health check on some of the backend servers has failed and the load balancer has taken those servers temporarily out of rotation.
B
As part of Autoscaling, the load balancer shape has dynamically changed to a larger shape to handle more incoming traffic and the system was slow for a short time during this change.
C
The health check on some of the backend servers has failed and the load balancer was rebooting these servers.
D
Autoscaling has already scaled to the maximum number of instances specified in the configuration and there is no room for scaling further.

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