NSCT – NoSQL & Modern Databases MCQs 20 min Score: 0 Attempted: 0/20 Subscribe 1. . NoSQL databases are: (A) Encrypted tables (B) Relational databases only (C) Non-relational databases designed to handle large volumes of unstructured data (D) Compressed filesShow All Answers 2. . The main types of NoSQL databases include: (A) Relational and Hierarchical only (B) Document, Key-Value, Column-Family, and Graph databases (C) Encrypted databases only (D) Compressed databases onlyShow All Answers 3. . Key-Value stores in NoSQL databases: (A) Store data in compressed files only (B) Store data in tables only (C) Store data in encrypted files only (D) Store data as a collection of key-value pairs for fast retrievalShow All Answers 4. . Document databases in NoSQL: (A) Store data as encrypted tables only (B) Store data in rows and columns only (C) Store data as JSON, XML, or BSON documents (D) Store data in compressed backups onlyShow All Answers 5. . Column-Family databases: (A) Store data in columns rather than rows for efficient aggregation (B) Store data in rows only (C) Encrypt data only (D) Compress data onlyShow All Answers 6. . Graph databases are used for: (A) Managing data with complex relationships using nodes and edges (B) Storing simple tables only (C) Compressed backups (D) Encrypted tablesShow All Answers 7. . NoSQL databases are generally: (A) Only compressed (B) Rigid with fixed schema (C) Only encrypted (D) Schema-less or have flexible schemaShow All Answers 8. . ACID compliance in NoSQL databases is: (A) Sometimes relaxed to achieve higher scalability and performance (B) Always strictly enforced (C) Only for backups (D) Only for compressed dataShow All Answers 9. . BASE properties in NoSQL stand for: (A) Basically Available, Soft state, Eventually consistent (B) Backup, Archive, Secure, Encrypted (C) Binary, Access, Storage, Encryption (D) Block, Array, Stream, ExecuteShow All Answers 10. . Advantages of NoSQL databases include: (A) Only encryption (B) High scalability, flexibility, and handling large volumes of data (C) Only compression (D) Automatic deletion of dataShow All Answers 11. . Disadvantages of NoSQL databases include: (A) No data storage (B) Only compressed data (C) Only encrypted data (D) Limited support for complex queries and inconsistent ACID guaranteesShow All Answers 12. . Modern databases often include: (A) Cloud-native, distributed, and horizontally scalable systems (B) Only on-premises relational databases (C) Only compressed databases (D) Only encrypted filesShow All Answers 13. . Examples of popular NoSQL databases include: (A) MySQL, Oracle, SQL Server (B) MongoDB, Cassandra, Redis, Neo4j (C) Encrypted backups only (D) Compressed files onlyShow All Answers 14. . CAP theorem in NoSQL databases states that: (A) A distributed system can provide at most two out of Consistency, Availability, and Partition tolerance (B) Only encryption is guaranteed (C) Only compression is guaranteed (D) Only backup is guaranteedShow All Answers 15. . Partitioning in NoSQL databases refers to: (A) Distributing data across multiple nodes for scalability (B) Encrypting tables only (C) Compressing tables only (D) Backup schedulingShow All Answers 16. . Replication in NoSQL databases ensures: (A) High availability and fault tolerance by storing copies of data on multiple nodes (B) Data compression only (C) Data encryption only (D) Data deletion automaticallyShow All Answers 17. . Sharding in NoSQL databases is: (A) Encrypting data only (B) Horizontal partitioning of data across multiple servers (C) Compressing data only (D) Backup of tables onlyShow All Answers 18. . Use cases for NoSQL databases include: (A) Only relational reporting (B) Social networks, real-time analytics, IoT, big data applications (C) Only compressed archives (D) Only encrypted backupsShow All Answers 19. . Query languages for NoSQL databases include: (A) MongoDB Query Language (MQL), CQL (Cassandra), Gremlin, SPARQL (B) Only SQL (C) Only encrypted queries (D) Only compressed queriesShow All Answers 20. . The main purpose of NoSQL & modern databases is to: (A) Delete old records automatically (B) Compress data (C) Encrypt data (D) Handle large-scale, distributed, and unstructured data with flexibility and high performanceShow All Answers
