CS Professional · Artificial Intelligence, Data Analytics and Cyber Security - Laws and Practice · Database Management
A bank analyses millions of past transactions to find hidden patterns, for example that customers buying a certain product combination often default on loans, without any prior hypothesis. This activity is best described as:
This is data mining, the discovery of previously unknown patterns, correlations and associations in large data sets using statistical and machine learning methods. Backup, masking and encryption only copy or protect data and do not uncover hidden relationships.
- AData miningCorrect
- BData backup
- CData masking
- DData encryption
Explanation
Data mining discovers previously unknown patterns, correlations and associations in large data sets using statistical and machine learning techniques. Backup, masking and encryption protect or copy data and do not discover patterns.
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