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MLF · End Term · 13 Apr 2025 (Forenoon)

14 questions · 40 marks · 90 min

Answer key Take as mock

Indian Institute of Technology Madras

BS Degree Programme · Examination & Study Paper

Machine Learning Foundations

End Term · 13 Apr 2025 (Forenoon)

Official Paper

Examination Instructions & Guidelines

Solve on notebook/paper first before checking solutions.
MCQ: Exactly 1 option is correct. Negative marking applies.
MSQ: One or more options correct. Select all to score.
NAT: Numerical response. No negative marking.
Scientific calculator allowed for all calculations.
Official answer key is sealed at the end of this sheet.

Q1MCQ3 Marks·Choose one option
Asked 4 times Key ↓
1. A
2. B
3. C
4. D
Q2MSQ3 Marks·Choose all correct options
Key ↓
Which of the following is true about the singular value decomposition (SVD)?
1. A
2. B
3. C
4. D
Q3MSQ3 Marks·Choose all correct options
Key ↓
In the context of Principal Component Analysis (PCA), which of the following statements is/are correct?
1. APCA projects the original data onto a lower-dimensional subspace that captures the maximum variance.
2. BThe eigenvectors of the covariance matrix correspond to the directions of maximum variance.
3. CThe principal components form a basis that is not necessarily orthogonal.
4. DThe principal components obtained through PCA are always uncorrelated.
Q4MSQ3 Marks·Choose all correct options
Key ↓
1. A
2. B
3. C
4. D
Q5MSQ3 Marks·Choose all correct options
Key ↓
Which of the following statements about convex sets are true?
1. A
2. B
3. C
4. D
Q6MSQ3 Marks·Choose all correct options
Asked 5 times Key ↓
Which of the following options is / are true ?
1. A
2. B
3. C
4. D
Q7MSQ4 Marks·Choose all correct options
Asked 5 times Key ↓
1. A
2. B
3. C
4. D
Q8NAT3 Marks·Write the number
Key ↓
Your answer:
Q9NAT3 Marks·Write the number
Asked 3 times Key ↓
Your answer:
Q10NAT2 Marks·Write the number
Key ↓
Your answer:
Q11NAT2 Marks·Write the number
Asked 4 times Key ↓
Your answer:
Read the passage below, then answer Q12–Q14
Based on the above data, answer the given subquestions.
Q12MSQ2 Marks·Choose all correct options
Key ↓
Which of the following statements correctly represents the Karush-Kuhn-Tucker (KKT) conditions for the given optimization problem?
1. A
2. B
3. C
4. D
Q13MSQ3 Marks·Choose all correct options
Key ↓
Which of the following statements are correct based on the KKT conditions and the solution to the optimization problem?
1. A
2. B
3. C
4. D
Q14NAT3 Marks·Write the number
Key ↓
Your answer:

Official Key

Master Answer Key & Explanations

Official answer keys from IIT Madras BS past papers. Click any question to review.

Reveal Key

Q1A

Q2A, B, C

Q3A, B, D

Q4C, D

Q5A, B, C

Q6A, C

Q7A, B

Q84

Q90.5

Q100.5

Q111

Q12A, C

Q13A, C

Q140.25

Questions and answer keys are reproduced from the official IIT Madras BS papers. BTechi is not affiliated with IIT Madras.