NoSQL Online Test

Instructions:

This practice test has 20 questions
You have to attempt all the questions
Time will be 05:00 minute for 20 questions. After 05:00 minute, practice test will be submitted automatically and you will redirect to result page.
This practice test is for self evalutation, if you get less marks then passing marks. Please prepare more for get excellent mark next time
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1. In which NoSQL data model is data typically stored in column families?

Document Store Key-Value Store Column-family Store Graph Store

2. What is the main advantage of horizontal scalability in NoSQL databases?

Improved security Increased capacity Enhanced consistency Reduced complexity

3. Which type of attack attempts to guess a user's password repeatedly?

DDoS Attack Brute Force Attack SQL Injection Cross-Site Scripting (XSS)

4. Which NoSQL database category is closely associated with BASE principles?

Key-Value Stores Column-Family Stores Document Stores Graph Databases

5. Which caching strategy is useful for caching query results in NoSQL databases?

Write-Through Cache Expiration-Based Cache Read-Through Cache Cache Invalidation

6. What type of NoSQL database is typically queried using the "Gremlin" query language?

Document Stores Key-Value Stores Column-Family Stores Graph Databases

7. Which advantage of NoSQL databases is related to their ability to handle large volumes of data with ease?

Horizontal scalability Strong consistency Fixed schema SQL support

8. Which disadvantage of NoSQL databases is related to their lack of support for complex transaction management?

Limited support for ACID transactions Eventual consistency Strong consistency Strict isolation

9. Which data model allows for efficient handling of highly interconnected data?

Document Store Column-family Store Key-Value Store Graph Store

10. Which query language is associated with querying key-value stores in some NoSQL databases?

SQL CQL N1QL SPARQL

11. What is the primary challenge of schema-less design in NoSQL databases?

Reduced data flexibility Complex data validation Data indexing issues Data inconsistency

12. Which authentication method commonly secures access to NoSQL databases?

Username/Password OAuth 2.0 Biometric RFID Cards

13. Which type of data migration typically involves copying the entire dataset to the target NoSQL database?

Horizontal Migration Vertical Migration Total Migration Incremental Migration

14. What does "read scaling" refer to in NoSQL?

Scaling reads Scaling writes Scaling replicas Scaling consistency

15. What does "Eventual consistency" mean in BASE?

Data is never consistent Data consistency is delayed but guaranteed Data consistency is always immediate Data consistency is unpredictable

16. Which NoSQL database type stores data in semi-structured documents?

Key-Value Stores Column-Family Stores Document Stores Graph Databases

17. What is the primary benefit of a specialized query language for NoSQL databases?

Improved data security Enhanced data modeling Efficient data retrieval Simplified data storage

18. What does "ETL" stand for in the context of NoSQL data migration?

Extract, Tag, Load Encrypt, Transfer, Load Extract, Transform, Load Erase, Transmit, Log

19. Which type of NoSQL database is commonly associated with schema-less design?

Document Stores Key-Value Stores Column-Family Stores Graph Databases

20. Which NoSQL database type is often used for real-time analytics and caching?

Graph Databases Column-Family Stores Key-Value Stores Document Stores