AIMT midterm sampler

The 5 V's...

• Characterize a problem as Big Data or not

• are obsolete

• are the same as 6 or 7 V's

• are only theoretical

The GDPR is most closely related to...

• Privacy

• Security

• Availability

• QoS

Linear Regression...

• fits the equation of a straight line to a dataset

• is inferior to Linear

• is too simple to be useful

• is often misunderstood

Of the 4 types of Analytics, the most difficult to implement but also most valuable is...

• Descriptive

• Diagnostic

• Predictive

• Prescriptive

Analysis is the ____ stage in the Big Data Lifecycle.

• 2nd

• 5th

• 6th

• 7th

The term for the origin of data and the history of how it has been processed is...

• Pedigree

• Provenance

• Source

• Deactivation

For the given results, the accuracy is...

Source: Wikipedia, "Confusion Matrix", 2023

• 9/12

• 6/12

• 6/7

• 1/7

For a cancer diagnosis problem, the most severe type of error would be...

• True Positive

• True Negative

• False Positive

• False Negative

A major advantage and a major disadvantage of Random Forest is...

• Flexibility, Risk of Overfitting

• Simplicity, Risk of Overfitting

• Flexibility, Risk of Underfitting

• Simplicity, Risk of Underfitting