Auto Scaling is a management service that can automatically adjust elastic computing resources based on your business needs and policies. Which of the following application scenarios are suitable for Auto Scaling? (Choose three.)
A) You need to flexibly adjust elastic computing resources based on your business needs, and ECS instances will be added seamlessly to address traffic peaks and surges.
B) You need to flexibly adjust elastic computing resources based on your business needs, and ECS instances will be reduced automatically to save costs when business needs drop.
C) When an ECS instance reacts abnormally in a scaling group, Auto Scaling will create a new ECS instance to take over the computing tasks conducted by the faulty instance.
D) You want to flexibly adjust elastic computing resources based on your business needs, and ECS instances will be automatically upgraded (with more Memory, more powerful CPU) when needed.

Question

Quizplus · Accepted Answer

Auto Scaling is suitable for scenarios where you need to flexibly adjust elastic computing resources based on your business needs. This includes adding ECS instances seamlessly to address traffic peaks and surges (A), reducing ECS instances automatically to save costs when business needs drop (B), and creating new ECS instances when an instance reacts abnormally in a scaling group (C). However, Auto Scaling does not automatically upgrade ECS instances (D).

Auto Scaling Is a Management Service That Can Automatically Adjust