R interview questions part 22
R interview questions part 22
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. The graphical parameter _____ _defines how many lines appear in each of the four margins.
Correct Answer is : Mar
2. Which is the alternative way of defining margins?
Correct Answer is : Mar
3. The standard font determines the width of the text lines in the __________
Correct Answer is : Margin
4. Which function draws an axis on the current plot?
Correct Answer is : axis()
5. ______ gives the length and height of the current figure in inches.
Correct Answer is : Fin
6. __________ read only parameter that returns the width and height of the current device surface in inches.
Correct Answer is : Din
7. ask=T is a parameter that R asks before producing the _______
Correct Answer is : graphics
8. Which of the following declares the current plot undeclared?
Correct Answer is : New = T
9. Which of the following will be used in fancy plots?
Correct Answer is : New = T
10. ________ level plotting functions that start a new plot.
Correct Answer is : High
11. ________ level plotting functions that add elements to an existing plot.
Correct Answer is : Low
12. Which of the following is the plotting character?
Correct Answer is : Pch
13. Which of the following is the colour argument?
Correct Answer is : Col
14. ________ is used for main title in graph.
Correct Answer is : Main
15. _____ programming language is a dialect of S.
Correct Answer is : R
16. Point out the WRONG statement :
Correct Answer is : Early versions of the S language contain functions for statistical modeling
17. In 2004, ________ purchased the S language from Lucent for $2 million.
Correct Answer is : Insightful
18. In 1991, R was created by Ross Ihaka and Robert Gentleman in the Department of Statistics at the University of _________
Correct Answer is : Auckland
19. Point out the wrong statement :
Correct Answer is : K is language for statistical modelling and graphics
20. Finally, in _________ R version 1.0.0 was released to the public.
Correct Answer is : 2000
