Machine Learning Algorithms MCQ Questions and Answers

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Each section contains 100 MCQs on Machine Learning Algorithms .

Point out the wrong statement.

A) Model based approach may be computationally convenient B) Model based approach use Bayes theorem C) Model based approach are reasonably inaccurate on real problems D) All of the mentioned

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

The advantage of using a model-based approach is that is more closely tied to the model performance.

A) True B) False

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following is correct order of working?

A) questions → input data → algorithms B) questions → evaluation → algorithms C) evaluation → input data → algorithms D) all of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following curve analysis is conducted on each predictor for classification?

A) NOC B) ROC C) COC D) All of the mentioned

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which of the following is correct with respect to random forest?

A) Random forest are difficult to interpret but often very accurate B) Random forest are easy to interpret but often very accurate C) Random forest are difficult to interpret but very less accurate D) None of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

For k cross-validation, smaller k value implies less variance.

A) True B) False

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

The principal components are equal to left singular values if you first scale the variables.

A) True B) False

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which of the following function can be used to identify near zero-variance variables?

A) zeroVar B) nearVar C) nearZeroVar D) all of the mentioned

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Point out the wrong statement.

A) Simple random sampling of time series is probably the best way to resample times series data. B) Three parameters are used for time series splitting C) Horizon parameter is the number of consecutive values in test set sample D) All of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Point out the correct statement.

A) Prediction with regression is easy to implement B) Prediction with regression is easy to interpret C) Prediction with regression performs well when linear model is correct D) All of the mentioned

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Machine Learning Algorithms MCQ Questions and Answers | Data Science MCQs