H13-831_V2.0 · Question #3091
A social networking platform's business is highly volatile and unpredictable. When a hot topic occurs, business pressure increases dramatically, requiring more ECS instances to ensure high…
The correct answer is C. Purchase a reserved instance (on-demand package) to save fees when creating and deleting ECS D. Use the AutoScaling service's alarm policy to horizontally expand capacity when the ECS load is. See the full explanation below for the reasoning.
Question
A social networking platform's business is highly volatile and unpredictable. When a hot topic occurs, business pressure increases dramatically, requiring more ECS instances to ensure high performance. However, during stable operations without hot topics, the pressure is relatively low, and so many ECS instances are not needed. Which of the following options would help this business reduce costs? (Multiple choice)
Options
- APurchase on-demand ECS instances, manually scale out during peak business hours, and delete any
- BUse the AutoScaling service's cycle strategy to scale regularly to cope with business peaks
- CPurchase a reserved instance (on-demand package) to save fees when creating and deleting ECS
- DUse the AutoScaling service's alarm policy to horizontally expand capacity when the ECS load is
How the community answered
(57 responses)- A12% (7)
- B5% (3)
- C82% (47)
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