WorksheetsMLOps - Drifts!
Total questions: 13
Worksheet time: 13mins
Name
Class
Date
1.
Which type of drift affects the relationship between input and target variables?
a)
Data Drift
b)
Feature Drift
c)
Model Drift
d)
Concept Drift
2.
Which term is synonymous with data drift?
a)
Label shift
b)
Concept shift
c)
Covariate shift
d)
Output shift
3.
Which of the following is NOT a type of concept drift?
a)
Sudden
b)
Gradual
c)
Incremental
d)
Irregular
4.
What is the key difference between concept drift and data drift?
a)
Concept drift relates to output; data drift to input
b)
Data drift happens slowly; concept drift happens instantly
c)
Concept drift is reversible; data drift is not
d)
There is no real difference
5.
A change in the way spam emails are written over time can lead to:
a)
Sudden Data Drift
b)
Recurring Concept Drift
c)
Sudden Concept Drift
d)
Gradual Data Drift
6.
What is one major consequence of model drift in healthcare?
a)
Longer training time
b)
Incorrect diagnoses
c)
More frequent retraining
d)
Reduced model complexity
7.
Is it possible to eliminate model drift completely?
a)
Yes, using deep learning
b)
No, only mitigate it
c)
Yes, with enough data
d)
Yes, using ensemble models
8.
What happens to model accuracy over time if drift is not managed?
a)
It improves
b)
It stays the same
c)
It fluctuates
d)
It degrades
9.
During an economic downturn, previously low-risk borrowers default more. What drift is this?
a)
Data Drift
b)
Concept Drift
c)
Feature Drift
d)
Model Drift
10.
Fraudsters change tactics, altering the patterns of fraud. What drift does this represent?
a)
Data Drift
b)
Concept Drift
c)
Model Drift
d)
No Drift
11.
A credit scoring model trained pre-pandemic fails post-pandemic. What is the drift?
a)
Concept Drift
b)
Model Drift
c)
Data Drift
d)
Concept & Model Drift
12.
Language evolves and slang changes, causing misclassification in sentiment analysis. What drift is this?
a)
Data Drift
b)
Concept Drift
c)
Data & Concept Drift
d)
Feature Drift
13.
A recommendation engine becomes outdated as user preferences shift toward new genres. What drift does this represent?
a)
Data Drift
b)
Concept Drift
c)
Model Drift
d)
Concept & Model Drift
100 %
