CURRENT TRENDS

What is Big Data?

• A. Small files stored in the cloud

• B. A complex and massive collection of data unmanageable by traditional tools

• C. A single database system

• D. A visual report of website traffic

Which of the following is NOT a key enabler of Big Data?

• A. Data Storage

• B. Data Design

• C. Processing Capacity

• D. Data Availability

Which type of data has a fixed length and format?

• Structured

• Unstructured

• Semi-structured

• Anonymous

What is metadata?

• Data about the weather

• A type of unstructured data

• Data about data

• Password-protected files

Which type of data makes up approximately 80% of all data?

• Structured

• Unstructured

• Semi-structured

• Encrypted

What is an example of semi-structured data?

• Address book

• Hashtag

• Image files

• Zip folder

What is a source of social data?

• Online banking

• Website logs

• Social media platforms

• Manufacturing sensors

Which data is generated by computers or smart devices?

• Social data

• Transactional data

• Machine data

• Survey data

What does the "Variety" in the 3Vs of Big Data refer to?

• Size of data

• Speed of data

• Types of data

• Security of data

Which ‘V’ of Big Data deals with trustworthiness?

• Volume

• Veracity

• Value

• Variability