Free Test Introduction to NoSQL ... – Databas...

Q1: What does NoSQL stand for?

A. Not Only SQL B. No Standard Query Language C. New SQL D. Non-SQL

Q2: Which is NOT a type of NoSQL database?

A. Relational B. Document C. Key-Value D. Graph

Q3: Which NoSQL database type stores data as JSON-like documents?

A. Document B. Key-Value C. Column-Family D. Graph

Q4: What is a key-value NoSQL database?

A. A database storing data as key-value pairs B. A relational database C. A backup system D. A file system

Q5: Which NoSQL type is best for representing networks?

A. Graph databases B. Document databases C. Key-value databases D. Column-family databases

Q6: Which NoSQL database uses column families?

A. Column-family databases B. Key-value C. Document D. Graph

Q7: Which is a main benefit of NoSQL databases?

A. Scalability B. Strong ACID compliance C. Complex joins D. Fixed schemas

Q8: Which property is relaxed in many NoSQL databases?

A. Consistency B. Availability C. Partition tolerance D. Backup

Q9: What does CAP theorem stand for?

A. Consistency, Availability, Partition tolerance B. Compression, Access, Performance C. Cache, Analytics, Partition D. Consistency, Access, Performance

Q10: Which NoSQL database is schema-less?

A. NoSQL document stores B. Relational DB C. File systems D. Encrypted DB

Q11: What is eventual consistency?

A. Data becomes consistent after some time delay B. Instant consistency C. No consistency D. Backup consistency

Q12: Which is a popular NoSQL document database?

A. MongoDB B. MySQL C. Oracle D. SQL Server

Q13: Which is a typical use case for NoSQL databases?

A. Handling big data and unstructured data B. Small fixed schema databases C. Encrypted databases D. Local backups

Q14: Which NoSQL model supports complex relationships?

A. Graph databases B. Key-value C. Document D. Column-family

Q15: What is a drawback of NoSQL compared to SQL?

A. Lack of standard query language B. Scalability C. Schema flexibility D. High availability

Q16: Which NoSQL database uses tables, rows, and columns but is not relational?

A. Column-family databases B. Relational DB C. Graph DB D. Document DB

Q17: Which NoSQL database is optimized for read-heavy workloads?

A. Key-value stores B. Relational DB C. Graph DB D. Document DB

Q18: Which consistency model prioritizes availability over consistency?

A. Eventual consistency B. Strong consistency C. Immediate consistency D. Transactional consistency

Q19: What is schema flexibility in NoSQL?

A. Ability to change data model without downtime B. Fixed schema C. Encrypted schema D. Backup schema

Q20: Which NoSQL database is best for social networks?

A. Graph databases B. Key-value C. Column-family D. Document

Quiz for Introduction to NoSQL Databases