AZ-305 Azure Compute Solutions Design 3

Question 1

You need to design an auto-scaling solution for Azure VMs that scales out based on custom application metrics from Azure Monitor. Which service enables this?

Accepted Answer

Virtual Machine Scale Sets with Azure Monitor autoscale rules

Answer

VMSS autoscale rules integrate with Azure Monitor custom metrics to trigger scale-out or scale-in events based on any metric you instrument.

Question 2

Your team needs to ensure that new VMs deployed in production always use a hardened OS image with the latest security patches applied. Which approach enforces this?

Accepted Answer

Use Azure Shared Image Gallery with versioned, patched custom images and Azure Policy

Answer

Shared Image Gallery stores versioned custom images and Azure Policy can enforce that VM deployments only use approved gallery images.

Question 3

You need to deploy an application to Azure that requires low-latency GPU processing for AI inference workloads. Which VM series should you select?

Accepted Answer

NCv3 or NDv2-series (GPU compute)

Answer

NC and ND-series VMs are equipped with NVIDIA GPUs (V100, A100) specifically designed for AI/ML training and inference workloads.

Question 4

An application deployed on AKS needs to scale the number of pods based on the depth of an Azure Service Bus queue. Which AKS feature enables this?

Accepted Answer

KEDA (Kubernetes Event-Driven Autoscaling) with Service Bus scaler

Answer

KEDA is built into AKS and provides event-driven pod autoscaling with native scalers for Azure Service Bus, Event Hubs, Storage Queues, and dozens more.

Question 5

You need Azure App Service to access a backend Azure SQL Database in a private VNet without exposing the database publicly. Which App Service feature enables private VNet connectivity?

Accepted Answer

App Service VNet Integration (Regional)

Answer

Regional VNet Integration enables outbound connections from App Service to resources in an injected subnet within your VNet, including private endpoints.

AZ-305 - Designing Microsoft Azure Infrastructure Solutions Practice Test

AZ-305 - Designing Microsoft Azure Infrastructure Solutions Practice Test

AZ-305 Azure Compute Solutions Design 3