MCQOPTIONS
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MCQOPTIONS
This section includes 8 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. |
What is the class defined by the following R code? |
| A. | Character |
| B. | Numeric |
| C. | Logical |
| D. | IntegerView Answer |
| Answer» B. Numeric | |
| 2. |
How can we define ‘infinity’ in R language? |
| A. | Inf |
| B. | Sup |
| C. | Und |
| D. | NaN |
| Answer» B. Sup | |
| 3. |
What is NaN called? |
| A. | Not a Number |
| B. | Not a Numeric |
| C. | Number and Number |
| D. | Number a Numeric |
| Answer» B. Not a Numeric | |
| 4. |
How can we define ‘undefined value’ in R language? |
| A. | Inf |
| B. | Sup |
| C. | Und |
| D. | NaN |
| Answer» E. | |
| 5. |
A list is represented as a vector but can contain objects of ___________ |
| A. | Same class |
| B. | Different class |
| C. | Similar class |
| D. | Any class |
| Answer» C. Similar class | |
| 6. |
In R language, a vector is defined that it can only contain objects of the ________ |
| A. | Same class |
| B. | Different class |
| C. | Similar class |
| D. | Any class |
| Answer» B. Different class | |
| 7. |
Which of the following operator is used to create integer sequences? |
| A. | : |
| B. | ; |
| C. | – |
| D. | ~ |
| Answer» B. ; | |
| 8. |
What will be the output of the following R program? |
| A. | 0 |
| B. | 1 |
| C. | 2 |
| D. | 3View Answer |
| Answer» C. 2 | |