Question 9 of 284
Single answerYou are deploying an application to App Engine. You want the number of instances to scale based on request rate. You need at least 3 unoccupied instances at all times. Which scaling type should you use?
AManual Scaling with 3 instances.
BBasic Scaling with min_instances set to 3.
CBasic Scaling with max_instances set to 3.
✓DAutomatic Scaling with min_idle_instances set to 3.
✓
Correct Answer: D
Automatic Scaling with min_idle_instances set to 3.
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Explanation
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