Q34 Container Apps Domain 1 · 20–25% of exam

Which scale rule type triggers scaling when a specific number of messages are queued in Azure Service Bus?

  1. A HTTP scaling rule
  2. B CPU scaling rule
  3. C Custom (KEDA) scaling rule (correct answer)
  4. D Memory scaling rule

Shortcut: KEDA-based custom scaling rules connect to external event sources like Service Bus, Event Hubs, and storage queues using the same KEDA scalers as Kubernetes.