Quiz on NoSQL and MongoDB Concepts

Which of the following is an example of unstructured data?

• Employee salary records

• Video files

• Student grades

• Bank transactions

What makes unstructured data challenging to manage?

• Lack of defined schema

• Limited storage space

• Easy indexing

• Uniform format

Which of the following is NOT a common source of unstructured data?

• Social media posts

• Sensor data

• Relational tables

• Images

Structured data is best suited for:

• Text documents

• Log files

• Relational databases

• Audio recordings

Which limitation is associated with structured data?

• High consistency

• Inflexible schema

• Easy querying

• High normalization

A major challenge of unstructured data management is:

• Fixed schema

• Complex searching and indexing

• High normalization

• Low storage capacity

Which is a real-world use case of unstructured data?

• Customer purchase history

• Medical imaging analysis

• Payroll systems

• Banking transactions

Unstructured data is commonly used in:

• Graph processing only

• Multimedia content analysis

• Spreadsheet storage

• OLTP transactions

Relational databases are best suited when:

• Schema is fixed and consistent

• Data is unstructured

• Horizontal scaling is required

• Schema is constantly changing

What was a key limitation of SQL databases that led to NoSQL development?

• Lack of ACID compliance

• Difficulty handling unstructured data

• Too much horizontal scalability

• Support for flexible schemas