Azure Cosmos DB

Overview

Rewards

FAQs

Overview

Microsoft Azure Cosmos DB is known for its globally distributed, multi-model database service that enables you to store and manage data at scale, supporting multiple data models including document, key-value, graph, and column-family. It also provides high availability, low latency, and seamless scalability, making it suitable for many applications requiring fast and reliable data access.

Take this assessment to check how good you are with Azure Cosmos DB.

Click the Rewards tab for eligibility requirements.

Read the FAQs tab carefully for Instructions before beginning the assessment.

Rewards

NYXPoints are used to generate the Leaderboard (coming soon). They are awarded for achieving a certain score.

200 nyxpoints for a passing score of 80% or more
300 nyxpoints for a perfect score of 100%
Didn’t pass? You still get 30 nyxpoints for attempting the assesment

FAQs

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General

There are NO pre-requisites to take this assessment. Take this assessment even if you are completely new to Linux.
The assessment is completely FREE.
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DO NOT copy/paste, share or upload questions elsewhere.

Eligible Rewards

300 NyxCoins*

* NyxCoins vary on score

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Question 1 of 30

1. Question
What is Azure Cosmos DB?
- It is a service for creating and deploying web applications
- It is a cloud-based file storage service
- It is a service for managing and analyzing big data
- It is a globally distributed, multi-model database service
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Question 2 of 30

2. Question
Among the listed Azure Cosmos DB consistency levels, which one offers the strongest guarantee for consistency?
- Bounded staleness
- Consistent prefix
- Session
- All of the above
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Question 3 of 30

3. Question
Which of the following is not a feature of Azure Cosmos DB?
- Global distribution
- File storage
- Horizontal scaling
- Multi-model database
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Question 4 of 30

4. Question
How much data can be stored in an Azure Cosmos DB container?
- There is no limit
- 10 GB
- 100 GB
- 1000 GB
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Question 5 of 30

5. Question
Which of the below APIs are not supported by Azure Cosmos DB?
- NoSQL API
- MongoDB API
- Cassandra API
- 3scale API
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Question 6 of 30

6. Question
Which of the below database models supports Azure Cosmos DB?
- Relational database
- Document database
- Graph database
- All of the above
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Question 7 of 30

7. Question
Which of the following indexes is used by Azure Cosmos DB to enable efficient query of large data sets?
- Hash index
- B-tree index
- LSM tree index
- None of the above
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Question 8 of 30

8. Question
Which partitioning scheme in Azure Cosmos DB is recommended among the following?
- Round-robin partitioning
- Range partitioning
- Hash partitioning
- None of the above
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Question 9 of 30

9. Question
Which of the below features in Azure Cosmos DB allows automatic adjustment of throughput and storage based on changes in workload patterns?
- Azure Functions
- Autoscale
- Azure Logic Apps
- Scale-in, Scale-out
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Question 10 of 30

10. Question
To monitor and analyze performance metrics for Azure Cosmos DB, which of the below services can be used?
- Azure Monitor
- Azure Data Lake Analytics
- Azure Log Analytics
- All of the above
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Question 11 of 30

11. Question
Which of the below Azure services can be used with Azure Cosmos DB to enable real-time data processing and analytics?
- Azure Event Hubs
- Azure Functions
- Azure HDInsight
- All of the above
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Question 12 of 30

12. Question
Which of the following Azure Cosmos DB APIs allows for the automatic indexing of all data in a collection?
- SQL API
- MongoDB API
- Cassandra API
- Gremlin API
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Question 13 of 30

13. Question
Select the correct query method for partitioned collections, which helps to optimize the query performance for Azure Cosmos DB.
- Point-read queries
- Fan-out queries
- Cross-partition queries
- None of the above
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Question 14 of 30

14. Question
To enable the ability of index changes in Azure Cosmos DB for NoSQL items, which of the below field should be included in the data source’s SQL query?
- partitionKey
- id
- _ts
- id_
Correct

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Question 15 of 30

15. Question
Select the correct order of resource hierarchy in Azure Cosmos DB.
- Container -> Database -> Account -> Item
- Database -> Account -> Container -> Item
- Account -> Database -> Container -> Item
- Database -> Container -> Item -> Account
Correct

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Question 16 of 30

16. Question
What is a Request Unit in Azure Cosmos DB?
- A unit of measure for throughput capacity in Azure Cosmos DB
- A unit of measure for query execution in Azure Cosmos DB
- A unit of measure for data transfer in Azure Cosmos DB
- A unit of measure for data storage in Azure Cosmos DB
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Question 17 of 30

17. Question
What is the minimum number of Request Units (RUs) needed to support a container in Cosmos DB?
- 100 RUs
- 400 RUs
- 1000 RUs
- 5000 Rus
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Question 18 of 30

18. Question
Which of the following describes partitioning in Azure Cosmos DB?
- Replicating data to multiple nodes within a single region
- Compressing data to reduce storage costs
- Spreading data across multiple geographic regions
- Organizing data within a single container
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Question 19 of 30

19. Question
How many partition keys can be used in a single Azure Cosmos DB container?
- 3
- 2
- 1
- Unlimited
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Question 20 of 30

20. Question
Which of the following factors should not be considered while choosing a partition key in Azure Cosmos DB?
- Query patterns
- Cardinality
- Data volume
- Storage
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Question 21 of 30

21. Question
Which of the below methods are allowed in Cosmos DB for loading data into the container?
- using SDK
- using Data Explorer
- using bulk import
- All of the above
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Question 22 of 30

22. Question
What is Azure Cosmos DB Change Feed?
- A mechanism for monitoring changes to a Cosmos DB container in real-time
- A feature for exporting data from a Cosmos DB container to external systems
- A mechanism for compressing data to reduce storage costs
- A feature for generating reports based on Cosmos DB container activity
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Question 23 of 30

23. Question
Select the correct types of Cosmos DB operations which can be captured by Change Feed.
- Migrate, Store & Drop
- Inserts, Updates & Delete
- Create, Modify & Archive
- Backup
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Question 24 of 30

24. Question
Container can be a Collection, Graph & Table.
- True
- False
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Question 25 of 30

25. Question
Azure Cosmos DB billing model is based on __________.
- Storage and Throughput
- Region and Zone
- Compute and Blob
- RU and Trigger
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Question 26 of 30

26. Question
What is the relationship between logical partitions and physical partitions in Azure Cosmos DB?
- Each logical partition maps to a single physical partition
- Multiple logical partitions can map to a single physical partition
- Multiple physical partitions can map to a single logical partition
- Logical partitions and physical partitions are unrelated
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Question 27 of 30

27. Question
What is a physical partition in Azure Cosmos DB?
- It is a unit of data that can be moved between logical partitions
- It is a unit of data cannot be split across multiple logical partitions
- It is a physical grouping of data that is defined by a partition key
- It is a logical partition that is allocated to a specific region
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Question 28 of 30

28. Question
What is the Azure Cosmos DB Emulator?
- A cloud-based service for running distributed applications
- A tool for testing and developing Azure Cosmos DB applications on a local machine
- A tool for backing up and restoring Azure Cosmos DB databases
- A tool for monitoring and analyzing performance metrics of Azure Cosmos DB resources
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Question 29 of 30

29. Question
What must the data source name after the FROM keyword in the query when you have a container named “products”?
- container
- products
- data Source
- Source Name
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Question 30 of 30

30. Question
____________ is a recommended tool for developing application that uses Azure Cosmos DB.
- Internet Browser
- Azure Storage Explorer
- Azure Cosmos DB Emulator
- Microsoft Visual Studio
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Azure Cosmos DB

Eligible Rewards

300 NyxCoins*

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