Q. Application of machine learning methods to large databases is called
✅ Correct Answer: (A)
data mining.
Machine Learning (ML) MCQs | Page - 1
Dear candidates you will find MCQ questions of Machine Learning (ML) here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. If machine learning model output involves target variable then that model is called as
✅ Correct Answer: (B)
predictive model
Q. In what type of learning labelled training data is used
✅ Correct Answer: (B)
supervised learning
Q. In following type of feature selection method we start with empty feature set
✅ Correct Answer: (A)
forward feature selection
Q. In PCA the number of input dimensiona are equal to principal components
✅ Correct Answer: (A)
true
Q. PCA can be used for projecting and visualizing data in lower dimensions.
✅ Correct Answer: (A)
true
Q. Which of the following is the best machine learning method?
✅ Correct Answer: (D)
all of the above
Q. What characterize unlabeled examples in machine learning
✅ Correct Answer: (D)
there is plenty of confusing knowledge
Q. What does dimensionality reduction reduce?
✅ Correct Answer: (B)
collinerity
Q. Data used to build a data mining model.
✅ Correct Answer: (A)
training data
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