R Programming MCQs with answers Page - 12

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. R has many functions regarding . . . . . . . .

  • (A) Statistics, Biotechnology
  • (B) Probability, Microbiology
  • (C) Distributions, Physics
  • (D) Statistics, Probability, Distributions
💬 Discuss
✅ Correct Answer: (D) Statistics, Probability, Distributions

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. 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
💬 Discuss
✅ Correct Answer: (A) Same class

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. Which of the following can be used to display the names of (most of) the objects which are currently stored within R?

  • (A) object()
  • (B) objects()
  • (C) list()
  • (D) class()
💬 Discuss
✅ Correct Answer: (B) objects()

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. Which language is best for the statistical environment?

  • (A) C
  • (B) R
  • (C) Java
  • (D) Python
💬 Discuss
✅ Correct Answer: (B) R

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. What will be the output of the following R function?
Sys.Date()

  • (A) Tomorrow date
  • (B) Present date
  • (C) Some date
  • (D) Yesterday date
💬 Discuss
✅ Correct Answer: (B) Present date

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. Which of the following is "Recommended" package in R?

  • (A) util
  • (B) lang
  • (C) stats
  • (D) spatial
💬 Discuss
✅ Correct Answer: (D) spatial

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. What is the class defined by the following R code?
y<-c(2,”t”)

  • (A) Character
  • (B) Numeric
  • (C) Logical
  • (D) Integer
💬 Discuss
✅ Correct Answer: (A) Character

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. What will be the output of the following R code?
x <- c(3, 7, NA, 4, 7)
y <- c(5, NA, 1, 2, 2)
x + y

  • (A) Symbol
  • (B) Missing Data
  • (C) 5
  • (D) 15.5
💬 Discuss
✅ Correct Answer: (B) Missing Data

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. R is published under the . . . . . . . . General Public License version.

  • (A) A
  • (B) B
  • (C) C
  • (D) GNU
💬 Discuss
✅ Correct Answer: (D) GNU

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

Q. In 2004, . . . . . . . . purchased the S language from Lucent for $2 million.

  • (A) Insightful
  • (B) Amazon
  • (C) IBM
  • (D) TCS
💬 Discuss
✅ Correct Answer: (A) Insightful

Published by Mr. Dubey ⭐ 111.42K Points at 21-Apr-2024 10:04 am in R Programming

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