MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Data Science knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
caret stands for classification and regression training. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Which of the following package tools are present in caret? |
| A. | pre-processing |
| B. | feature selection |
| C. | model tuning |
| D. | all of the mentioned |
| Answer» E. | |
| 3. |
Which of the following function can be used to create balanced splits of the data? |
| A. | newDataPartition |
| B. | createDataPartition |
| C. | renameDataPartition |
| D. | none of the mentioned |
| Answer» C. renameDataPartition | |
| 4. |
caret does not use the proxy package. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
Which of the following can be used to create sub–samples using a maximum dissimilarity approach? |
| A. | minDissim |
| B. | maxDissim |
| C. | inmaxDissim |
| D. | all of the mentioned |
| Answer» C. inmaxDissim | |
| 6. |
Which of the following function can create the indices for time series type of splitting? |
| A. | newTimeSlices |
| B. | createTimeSlices |
| C. | binTimeSlices |
| D. | none of the mentioned |
| Answer» C. binTimeSlices | |
| 7. |
Which of the following function can be used to maximize the minimum dissimilarities? |
| A. | sumDiss |
| B. | minDiss |
| C. | avgDiss |
| D. | all of the mentioned |
| Answer» E. | |
| 8. |
Which of the following can be used to generate balanced cross–validation groupings from a set of data? |
| A. | createFolds |
| B. | createSample |
| C. | createResample |
| D. | none of the mentioned |
| Answer» B. createSample | |