AZ-204 Azure Storage & Data Solutions 2

Question 1

Which Azure Cosmos DB API is most suitable when migrating an existing MongoDB application to Azure?

Accepted Answer

MongoDB API

Answer

The MongoDB API in Cosmos DB is wire-protocol compatible with MongoDB, allowing applications to connect with minimal code changes.

Question 2

What Azure Blob Storage lifecycle management rule action moves blobs to the Archive tier after 90 days?

Accepted Answer

tierToArchive

Answer

The `tierToArchive` action in a lifecycle management policy moves blobs to the Archive access tier after the specified number of days.

Question 3

Which Azure Table Storage property uniquely identifies each entity within a partition?

Accepted Answer

RowKey

Answer

The RowKey, combined with the PartitionKey, forms the unique composite key that identifies each entity in Azure Table Storage.

Question 4

What is the default maximum size for a single Azure Blob Storage block blob?

Accepted Answer

4.75 TB

Answer

A block blob can be up to 4.75 TB in size, composed of up to 50,000 blocks each up to 100 MB.

Question 5

Which Cosmos DB consistency level provides the best read performance for a single-region account?

Accepted Answer

Eventual

Answer

Eventual consistency offers the lowest latency and highest throughput by allowing reads to return any replica's data without ordering guarantees.

AZ-204 - Microsoft Azure Developer Associate Practice Test