Explanation:
For traffic spikes, ensure the MIG autoscaler max is high enough and that project/region quotas for CPUs, instances etc. are increased in advance. Spot for cost not reliability, tier for networking, manual precreate doesn't scale.
Ultimate access to all questions.
An e-commerce site expects a 20x traffic spike during a sale. It runs on a MIG behind a global external ALB. What do you verify/adjust beforehand? (Best single answer)
A
Increase autoscaler max instances and check regional CPU/instance quotas
B
Switch to Spot VMs
C
Move to Standard tier
D
Pre-create 20x VMs manually and disable autoscaling
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