Javascript interview questions part 17
Javascript interview questions part 17
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. What kind of data can be run in R?
Correct Answer is : All kinds
2. Which of the following is/are the features of R?
Correct Answer is : All of the mentioned
3. What is the advantage for Linux users using R?
Correct Answer is : They get a command sequence to install the particular Linux flavor
4. Which of the following is the base install for R?
Correct Answer is : Base
5. Which of the following comes with compiled third-party packages?
Correct Answer is : Contrib
6. Which of the following comes with tools to build your own R packages?
Correct Answer is : Rtools
7. The code of the R language has an extension?
Correct Answer is : .R
8. Which of the following is used to run ad hoc R commands?
Correct Answer is : R Console
9. For a more extensive search, which keyword needs to be used?
Correct Answer is : ??
10. What is the usage of the keyword ?? in R?
Correct Answer is : Extensive search
11. Which type of comment is not supported in R?
Correct Answer is : Multi-line comments
12. What is the usage of the keyword ? in R?
Correct Answer is : Help window
13. Which symbol is used to start a comment?
Correct Answer is : #
14. Which of the following is a loosely-typed language?
Correct Answer is : S
15. What is the limit to matrices in R?
Correct Answer is : Two dimensional
16. Which is the function used to add the vectors?
Correct Answer is : c()
17. Which of the following list contains multiple data types?
Correct Answer is : Data frames
18. Which function is used to create data frames?
Correct Answer is : data.frame()
19. What is the purpose of the canvas element?
Correct Answer is : Creates drawing surface & Exposes powerful drawing API to client-side JavaScript
20. From which version of IE is canvas supported?
Correct Answer is : 9
