
Big Data and Data Governance Quiz
Quiz
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Computers
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Professional Development
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Practice Problem
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Medium
David Remon
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one key difference between traditional data and big data?
Traditional data is unstructured, big data is structured
Big data is generated hourly; traditional data is generated per second
Big data includes semi-structured and unstructured formats
Traditional data includes social media and sensor data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not one of the four original V’s of big data?
Volume
Velocity
Veracity
Vulnerability
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main goal of data governance?
To reduce server maintenance costs
To restrict access to all enterprise data
To manage data availability, usability, integrity, and security
To store large datasets in the cloud
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an outcome of effective data governance?
Fewer data stewards
Automated decision making
Quality data and improved access
Data visualisation dashboards
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the data lifecycle, what typically happens at the ‘Data Maintenance’ stage?
Analysis and reporting
Manual data entry
Extract – Transform – Load (ETL) processes
Regulatory review
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What best describes 'Data Archival'?
Encrypting sensitive data
Removing all copies of data permanently
Storing data in a backup location for occasional use
Publishing data for public access
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key challenge at the ‘Data Usage’ stage from a governance perspective?
Choosing software tools
Regulatory or contractual constraints
Visualising big data
Managing sensor calibration
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