Quiz on Big Data and Data Mining

What are the three V's of Big Data?

• Value, Variety, Validity

• Volume, Velocity, Variety

• Volume, Variety, Visualization

• Velocity, Validity, Volatility

What type of data is structured data typically stored in?

• Tables

• Text files

• Non-relational databases

• Images

Which of the following is an example of unstructured data?

• Social media reviews

• Excel spreadsheets

• Names and contact details

• Relational databases

What does velocity refer to in the context of Big Data?

• The speed of data accumulation

• The security of data

• The variety of data types

• The size of the data

What is data mining primarily used for?

• Analyzing trends and patterns

• Visualizing data

• Storing data

• Creating databases

Which of the following is NOT a characteristic of structured data?

• Meaningful for data models

• Organized in tables

• Easily retrievable

• Unprocessed

What does the term 'variability' refer to in Big Data?

• The security of data

• The size of the data

• Inconsistencies in data

• The speed of data processing

What is the primary concern regarding the vulnerability of Big Data?

• Data accuracy

• Data visualization techniques

• Data storage costs

• Confidential information exposure

Which type of data requires more storage space?

• Structured data

• Unstructured data

• Both require the same space

• Neither requires storage

What is the main purpose of data visualization tools?

• To secure data

• To visualize complex data patterns

• To analyze data

• To store data