AZ-304 Azure Application Architecture Design 2

Question 1

A company needs a publish-subscribe messaging pattern where each subscriber independently receives a copy of every message. Which Azure service should be used?

Accepted Answer

Azure Service Bus Topics

Answer

Azure Service Bus Topics with subscriptions implement the publish-subscribe pattern, delivering each message to every subscription independently.

Question 2

An application needs to reduce SQL Database read latency by caching frequently accessed query results in memory. Which Azure service provides a fully managed, in-memory caching solution?

Accepted Answer

Azure Cache for Redis

Answer

Azure Cache for Redis is a fully managed, in-memory data store based on Redis that dramatically reduces data retrieval latency for frequently accessed data.

Question 3

A solution must ingest and process millions of events per second from thousands of IoT sensors with low latency. Which Azure service is most appropriate?

Accepted Answer

Azure Event Hubs

Answer

Azure Event Hubs is designed for high-throughput, low-latency event streaming and is the recommended solution for IoT telemetry ingestion at massive scale.

Question 4

An architect must design an orchestration solution that coordinates a sequence of long-running, stateful operations across multiple services with checkpointing support. Which Azure service is best suited?

Accepted Answer

Azure Durable Functions

Answer

Azure Durable Functions extend Azure Functions with stateful orchestration, checkpointing, and support for long-running workflows through the Orchestrator function pattern.

Question 5

An application requires routing incoming HTTPS requests to different backend pools based on the URL path (e.g., /api/* to one pool, /images/* to another). Which Azure service provides this capability?

Accepted Answer

Azure Application Gateway

Answer

Azure Application Gateway supports URL path-based routing rules that direct traffic to different backend pools based on the request path.

AZ-304 - Microsoft Azure Architect Design Practice Test

AZ-304 - Microsoft Azure Architect Design Practice Test

AZ-304 Azure Application Architecture Design 2