AZ-204 Azure Storage & Data Solutions

Question 1

Which Azure Blob Storage access tier is optimized for data that is accessed infrequently and stored for at least 30 days?

Accepted Answer

Cool

Answer

The Cool tier is designed for infrequently accessed data with lower storage costs but higher retrieval costs, with a minimum retention of 30 days.

Question 2

What is the consistency level in Azure Cosmos DB that provides the strongest guarantees but highest latency?

Accepted Answer

Strong

Answer

Strong consistency ensures reads always return the most recent committed write and provides linearizability guarantees at the cost of higher latency.

Question 3

Which Azure Storage service should you use to store messages for asynchronous communication between application components?

Accepted Answer

Queue Storage

Answer

Azure Queue Storage provides a reliable message queuing service for asynchronous decoupling between application components.

Question 4

What is the partition key in Azure Cosmos DB primarily used for?

Accepted Answer

Distributing data across physical partitions for scalability

Answer

The partition key determines how Cosmos DB distributes data and requests across physical partitions to achieve horizontal scalability.

Question 5

Which SAS type in Azure Blob Storage is signed with the storage account key and grants access to the entire service?

Accepted Answer

Account SAS

Answer

An Account SAS is signed with the storage account key and can grant access to resources across multiple storage services.

AZ-204 - Microsoft Azure Developer Associate Practice Test