MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your R Programming knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
lappy functions takes _________ arguments in R language. |
| A. | two |
| B. | three |
| C. | four |
| D. | five |
| Answer» D. five | |
| 2. |
Which of the following is multivariate version of lapply? |
| A. | apply() |
| B. | lapply() |
| C. | sapply() |
| D. | mapply() |
| Answer» E. | |
| 3. |
__________ function is same as lapply in R. |
| A. | apply() |
| B. | lapply() |
| C. | sapply() |
| D. | mapply() |
| Answer» D. mapply() | |
| 4. |
________ loop over a list and evaluate a function on each element. |
| A. | apply() |
| B. | lapply() |
| C. | sapply() |
| D. | mapply() |
| Answer» B. lapply() | |