Develop Event-Based Solutions AZ-204 Practice Questions (Page 2)

Questions 6–10

1. 6application · medium

   A financial services company sends sensitive transaction events to an Azure Event Hubs namespace. They must ensure that only authorized applications can send events, and they want to avoid managing shared access keys. What should they use to authenticate the producer application?

   • AAn Event Hubs access policy with listen permission.
   • BA connection string with the namespace endpoint.
   • CAzure Active Directory (Azure AD) with a managed identity.
   • DA shared access signature (SAS) with send permission.
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2. 7application · medium

   A team is building a real-time analytics pipeline using Azure Event Hubs. They need to process events from multiple consumer groups and ensure that each consumer group can read all events independently. What is the correct way to configure the consumers?

   • AUse a single consumer group with multiple partitions.
   • BUse a different consumer group for each consumer application.
   • CUse the same consumer group for all consumer applications.
   • DUse a separate event hub for each consumer application.
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4. 8application · medium

   A SaaS company publishes events for account updates, billing changes, and support tickets. They want to allow external partners to subscribe only to the event types relevant to them, without giving partners access to the company's internal Event Grid topics. What should you implement?

   • ACreate a separate Event Grid topic for each partner and publish all events to all topics.
   • BPublish events to an Azure Service Bus topic and use SQL filters for each partner.
   • CCreate an Event Grid domain and let partners create subscriptions filtered by event type.
   • DUse a single Event Grid topic and rely on subject filtering in subscriptions.
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5. 9expert · hard

   An Event Hubs consumer application uses the EventProcessorClient from the Azure SDK. The team deploys multiple instances to scale out. They notice that some partitions are processed by multiple instances simultaneously, causing duplicate processing. What is the most likely cause?

   • AThe partition count is too high for the number of instances.
   • BThe event batch size is set too large.
   • CThe instances are using different storage accounts for checkpointing.
   • DThe consumer group is not configured with the correct name.
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6. 10application · medium

   An Event Grid subscription delivers events to an Azure Service Bus queue. The team wants to ensure that events are not lost if the queue is temporarily unavailable. What should they configure on the subscription?

   • AUse a custom topic instead of a system topic.
   • BEnable dead-lettering on the subscription.
   • CSet the retry policy to a maximum of 10 retries.
   • DIncrease the event time-to-live on the queue.
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