Microsoft Certified: Azure Developer Associate Azure Cosmos DB Development

Question 1

Which consistency level in Azure Cosmos DB provides the strongest consistency guarantee?

Accepted Answer

Strong

Answer

Eventual

Answer

Session

Answer

Bounded Staleness

Question 2

What is the unit used to measure provisioned throughput in Azure Cosmos DB?

Accepted Answer

RU/s (Request Units per second)

Answer

DTU (Database Transaction Units)

Answer

vCores per second

Answer

IOPS (Input/Output Operations per Second)

Question 3

Which Azure Cosmos DB API is designed for working with graph data and relationships?

Accepted Answer

Gremlin API

Answer

SQL API

Answer

Table API

Answer

Cassandra API

Question 4

What is the maximum size of a single document (item) in Azure Cosmos DB?

Accepted Answer

4 MB

Answer

1 MB

Answer

2 MB

Answer

16 MB

Question 5

Which partition key choice would result in the BEST throughput distribution in a Cosmos DB container storing IoT sensor readings?

Accepted Answer

deviceId

Answer

deviceRegion

Answer

sensorType

Answer

readingDate

Question 6

Which Azure Cosmos DB consistency level guarantees that within a single client session, reads always reflect that client's own writes?

Accepted Answer

Session

Answer

Consistent Prefix

Answer

Bounded Staleness

Answer

Eventual

Question 7

What happens when you set Time to Live (TTL) to -1 on an Azure Cosmos DB container?

Accepted Answer

TTL is disabled and items never expire

Answer

Items expire immediately after creation

Answer

Items expire after 1 second

Answer

The container is deleted automatically