R Programming MCQs with answers Page - 7

Dear candidates you will find MCQ questions of R Programming here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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Q. In which year R-Core group was formed?

  • (A) 1993
  • (B) 1996
  • (C) 1997
  • (D) 1998
💬 Discuss
✅ Correct Answer: (C) 1997

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. In . . . . . . . . Insightful purchased the S language from Lucent for $2 million.

  • (A) 2002
  • (B) 2003
  • (C) 2004
  • (D) 2005
💬 Discuss
✅ Correct Answer: (C) 2004

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. What will be the output of the following R function?
cat("Everybody", "is", "a", “warrior”,sep="*")

  • (A) "Everybody", "is", "a" , "warrior"
  • (B) Everybody*is*a*warrior
  • (C) Everybody", "is", "a" , "warrior
  • (D) "Everybody*is*a*warrior"
💬 Discuss
✅ Correct Answer: (B) Everybody*is*a*warrior

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. A list is represented as a vector but can contain objects of . . . . . . . .

  • (A) Same class
  • (B) Different class
  • (C) Similar class
  • (D) Any class
💬 Discuss
✅ Correct Answer: (B) Different class

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. Full Form of GUI is . . . . . . . .

  • (A) Guided User Interface
  • (B) Graphical User Interface
  • (C) Guided Used Interface
  • (D) Graphical User Interval
💬 Discuss
✅ Correct Answer: (B) Graphical User Interface

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. In 1991, R was created by Ross Ihaka and Robert Gentleman in the Department of Statistics at the University of . . . . . . . .

  • (A) John Hopkins
  • (B) California
  • (C) Harvard
  • (D) Auckland
💬 Discuss
✅ Correct Answer: (D) Auckland

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. What will be the output of the following R function?
d <- date()
d

  • (A) Prints todays date
  • (B) Prints some date
  • (C) Prints exact present time and date
  • (D) Error
💬 Discuss
✅ Correct Answer: (C) Prints exact present time and date

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. What will be the output of the following R code?
options(digits = 16)
20/6

  • (A) 3.33
  • (B) 3.333
  • (C) 3.3333333
  • (D) 3.3333333333333333
💬 Discuss
✅ Correct Answer: (D) 3.3333333333333333

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. Point out the wrong statement?

  • (A) R is a language for data analysis and graphics
  • (B) K is language for statistical modelling and graphics
  • (C) One key limitation of the S language was that it was only available in a commercial package, S-PLUS
  • (D) C is a language for data and graphics
💬 Discuss
✅ Correct Answer: (B) K is language for statistical modelling and graphics

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

Q. Elementary commands in R consist of either . . . . . . . . or assignments.

  • (A) utilstats
  • (B) language
  • (C) expressions
  • (D) packages
💬 Discuss
✅ Correct Answer: (C) expressions

Published by Mr. Dubey ⭐ 111.22K Points at 21-Apr-2024 10:04 am in R Programming

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