R Programming MCQs with answers Page - 8

Here, you will find a collection of MCQ questions on R Programming. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. You can download "base" R system from . . . . . . . .

  • (A) A
  • (B) B
  • (C) CRAN
  • (D) D

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Q. Matrices can be created by row-binding with the help of the following function.

  • (A) rjoin()
  • (B) rbind()
  • (C) rowbind()
  • (D) rbinding()

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Q. If the code is stored in the external file, which of the following function is used to call them to a working directory?

  • (A) exec()
  • (B) source()
  • (C) execute()
  • (D) sourcefile()

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Q. Which of the following operator is used to create integer sequences?

  • (A) :
  • (B) ;
  • (C) –
  • (D) ~

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Q. The primary source code copyright for R is held by the . . . . . . . .

  • (A) R Foundation
  • (B) S Foundation
  • (C) R and S foundation
  • (D) C Foundation

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Q. Which of the following is default prompt for UNIX environment?

  • (A) >
  • (B) >>
  • (C) <
  • (D) <<

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Q. The open source . . . . . . . . software is available for Unix, Linux, and Windows platforms.

  • (A) Rserve
  • (B) BServe
  • (C) CServe
  • (D) Dserve

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Q. What is output of getOption("defaultPackages") in R studio?

  • (A) Installs a new package
  • (B) Shows default packages in R
  • (C) Error
  • (D) Nothing will print

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Q. . . . . . . . . will divert all subsequent output from the console to an external file.

  • (A) sink
  • (B) div
  • (C) exp
  • (D) exc

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Q. Which of the following is used for Statistical analysis in R language?

  • (A) RStudio
  • (B) Studio
  • (C) Heck
  • (D) KStudio

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